9.45 am: And the night’s biggest award, Best Picture, goes to Peter Farrelly’s Green Book.

The film, based on true events, follows the road trip by black pianist Don Shirley and his Italian-American driver-bodyguard Tony Vallelonga to America’s racially segregated Deep South during the 1960s. As they encounter racism in many forms over the course of their journey, Vallelonga learns to let go of his own racial biases. The film stars Viggo Mortensen and Mahershala Ali, who won the Best Supporting Actor Oscar earlier today.

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Green Book acceptance speech.

9.40 am: Guillermo Del Toro announces the winner of the Oscar for Directing – Alfonso Cuaron for Roma. This is Cuaron’s third win of the night. “Being here doesn’t get old,” he says in his speech.

The other nominees were Spike Lee for BlacKkKlansman, Pawel Pawlikowski for Cold War, Yorgos Lanthimos for The Favourite and Adam McKay for Vice.

This is Cuaron’s second Oscar in this category after Gravity (2013). For Roma, he also won best director at Golden Globes, BAFTA and Directors Guild of America Awards, among others.

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Alfonso Cuaron's acceptance speech.

9: 25 am: Frances McDormand and Sam Rockwell, both Oscar winners, announce the Best Actress winner – Olivia Colman for The Favourite.

The other nominees were Yalitza Aparicio for Roma, Glenn Close for The Wife, Lady Gaga for A Star Is Born and Melissa McCarthy for Can You Ever Forgive Me?

In Yorgos Lanthimos’s period comedy-drama, Colman plays the ailing and eccentric Queen Anne, whose duties as the ruler of Britain are being largely dispensed by her confidante and secret lover, Sarah Churchill. A tumultuous triangular relationship ensues when the ambitious Abigail Masham enters the scene and tries to become the Queen’s new favourite. This is the first win of the event for The Favourite.

This is Colman’s first Oscar, on her first nomination. Colman calls Glenn Close her idol in an endearingly natural speech. Close was another front-runner for the award and.has been nominated seven times for the trophy.

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The Favourite (2018).

9:15 am: The first major award, Best Actor, goes to Rami Malek for Bohemian Rhapsody. The other nominees were Christian Bale for Vice, Bradley Cooper for A Star Is Born, Willem Dafoe for At Eternity’s Gate and Viggo Mortensen for Green Book.

Malek has stuck gold in his first Oscar nomination for his role as Queen frontman Freddie Mercury in the musical drama. His preparation for the role involved wearing a set of artificial teeth, and working wit a dialect and a movement coach to get Mercury’s mannerisms night.

He also won the BAFTA and the Golden Globe this year.

This is Bohemian Rhapsody’s fourth Oscar so far.

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Bohemian Rhapsody (2019).

8:56 am: Shallow from A Star Is Born wins the Oscar for Original Song. The song has music and lyrics by Lady Gaga, Mark Ronson, Anthony Rossomando and Andrew Wyatt. In a tearful speech, Lady Gaga thanks her family. “This is hard work,” she says. “It’s not about winning. It’s about not giving up.”

This is the film’s first win of the night.

8:53 am: Ludwig Goransson wins the Oscar for Black Panther’s Original Score, the film’s third win tonight. The other nominees were BlacKkKlansman (Terence Blanchard), If Beale Street Could Talk (Nicholas Britell), Isle of Dogs (Alexandre Desplat) and Mary Poppins Returns (Marc Shaiman and Scott Wittman).

Swedish composer Ludwig Goransson’s score for Black Panther blends traditional African rhythms with Western orchestral music. To produce the hybrid score, Goransson travelled to Africa, sourced hours of native African music and used indigenous instruments. Earlier this year, Goransson bagged two Grammy Awards for producing Childish Gambino’s This is America.

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Black Panther Original Soundtrack

8:47 am: The Oscar for Best Adapted Screenplay goes to David Rabinowitz, Kevin Willmott and Spike Lee for BlacKkKlansman. The other nominees were Joel and Ethan Coen for The Ballad of Buster Scruggs, Nicole Holofcener and Jeff Whitty for Can You Ever Forgive Me?, Barry Jenkins for If Beale Street Could Talk and Eric Roth, Bradley Cooper, Will Fetters for A Star Is Born.

BlacKkKlansman is based on Ron Stallworth’s 2014 memoir Black Klansman, about how the African American police officer, in the 1970s, infiltrated a local chapter of the Ku Klux Klan by posing as a white man on the phone.

BlackKkklansman has also been nominated for Best Film and Best Director (Spike Lee).

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BlackKklansman

8:44 am: Brie Larson and Samuel L Jackson announce the award for Original Screenplay – the winners are Nick Vallelonga, Brian Currie and Peter Farrelly for Green Book. The other nominees were Deborah Davis and Tony McNamara for The Favourite, Paul Schrader for First Reformed, Alfonso Cuarón for Roma and Adam McKay for Vice.

This is the second award of the ceremony for Green Book. Directed by Farrelly, the film is based on the friendship of Nick Vallelonga’s Italian-American father, Tony Vallelonga, and black painist Don Shirley.

8:40 am: The Oscar for Live Action short goes to Guy Nattiv and Jaime Ray Newman for Skin. The other nominated films were Detainment (by Vincent Lambe), Fauve (Jeremy Comte), Marguerite (Marianne Farley) and Mother (Rodrigo Sorogoyen).

Israeli director Guy Nattiv’s first American film follows a white-supremacist couple and their son whose encounter with an African American man at a grocery store brings racial tensions to breaking point. The short stars Verma Farmiga and Jamie Bell.

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Skin

8:30 am: Lady Gaga and Bradley Cooper perform the Oscar forerunner Shallow from A Star is Born. The song has been nominated in the Original Song category.

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Shallow

8:27 am: The Oscar for Visual Effects goes to Paul Lambert, Ian Hunter, Tristan Myles and JD Schwalm for First Man. The other nominees were Dan DeLeeuw, Kelly Port, Russell Earl and Dan Sudick for Avengers: Infinity War, Christopher Lawrence, Michael Eames, Theo Jones and Chris Corbould for Christopher Robin, Roger Guyett, Grady Cofer, Matthew E Butler and David Shirk for Ready Player One and Rob Bredow, Patrick Tubach, Neal Scanlan and Dominic Tuohy in Solo: A Star Wars Story.

This is the first win for First Man, Damien Chazelle’s Neil Armstrong biopic starring Ryan Gosling.

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Breaking down a scene from First Man

8:20 am: The Documentary (Short Subject) Award goes to India-set film Period. End of Sentence. The other nominees were Black Sheep by Ed Perkins, End Game by Rob Epstein and Jeffrey Friedman, Lifeboat by Skye Fitzgerald and A Night at the Garden by Marshall Curry.

Iranian-American filmmaker Rayka Zehtabchi’s documentary chronicles the experiences of women in a village near Delhi after a low-cost machine for manufacturing sanitary napkins, invented by social entrepreneur Arunachalam Muruganantham is installed in their neighbourhood. The film has been co-produced by Indian producer Guneet Monga (The Lunchbox), whom Zehtabchi thanked in her speech.

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Period. End of Sentence (2018).

8:13 am: Bao wins the Oscar for Best Animated Short Film, presented by John Mulaney and Awkwafina. The other nominees were Alison Snowden and David Fine for Animal Behaviour, Louise Bagnall for Late Afternoon, Andrew Chesworth and Bobby Pontillas for One Small Step and Trevor Jimenez for Weekends.

Domee Shi’s film is centred on a Chinese-Canadian woman who raises a dumpling as her child. But like with humans, the inevitable day comes when a child is ready to leave the nest.

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Bao (2018).

8:07 am: Gillian Welch and David Rawlings perform When A Cowboy Trades His Spurs For Wings from The Ballad of Buster Scruggs, one of the original song nominees. The country music duo’s song is a love letter shared between two cowboys, played by Tim Blake Nelson and Willie Watson in the film.

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When A Cowboy Trades His Spurs For Wings

8.00 am: The Best Animated Feature Film award goes to Spider-Man: Into the Spider-Verse (Bob Persichetti, Peter Ramsey, Rodney Rothman), just as many Oscar watchers had predicted. The other nominees were Incredibles 2 (Brad Bird), Wes Anderson’s Isle of Dogs, the Japanese film Mirai by Mamoru Hosoda and Ralph Breaks the Internet (Rich Moore and Phil Johnston).

Black-Latino teen Miles Morales takes the stage as Spider-Man in this Sony and Marvel co-production. This is the first animated Spider-Man film and features a host of Spider people from alternative universes who come together to against a common enemy. The cast includes Shameik Moore, Jake Johnson, Hailee Steinfeld, Mahershala Ali, Brian Tyree Henry, Lily Tomlin.

The film has swept most of the awards in the run-up to the Oscars, including the Golden Globe, BAFTA and Annie.

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Spider-Man Into The Spiderverse (2018).

7: 55 am: The Oscar for Best Actor in a Supporting Role goes to Mahershala Ali for Green Book. The other nominees were Adam Driver for BlackKkKlansman, Sam Elliott for A Star Is Born, Richard E Grant for Can You Ever Forgive Me and Sam Rockwell for Vice.

Ali played Don Shirley in the comedy-drama inspired by true events. Shirley, a black pianist, hired an Italian American bouncer to drive him to the racially segregated American Deep South in the 1960s. The film traces their evolving friendship over the course of the journey.

This is Ali’s second Oscar and second nomination. He’s the first black actor to win twice for the same category and the second one to win two Oscars (across categories) after Denzel Washington. In 2017, Ali became the first Muslim actor to win an Oscar – he was awarded for his supporting role in Moonlight. Ali has also won the Golden Globe and BAFTA in this category for Green Book.

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What do we do with the bones? A scene from 'Green Book'.

7:50 am Michael Keaton announces the Film Editing Oscar: John Ottman for Bohemian Rhapsody. This is the film’s third win of the night. The other nominees were BlacKkKlansman (Barry Alexander Brown), Green Book (Patrick J Don Vito), The Favourite (Yorgos Mavropsaridis) and Vice (Hank Corwin).

John Ottman had to steer the project in post-production after Bryan Singer was ousted from the film when it was about 70% done. Ottman spoke about picking up the pieces in this interview.

7:48 am: Comedian Trevor Noah is on stage to present the Black Panther featurette. The film has been nominated in seven categories, including Best Picture. It has already won for Production Design and Costumes tonight.

7:43 am: Bette Midler takes the stage to perform Where The Lost Things Go from Mary Poppins Returns. In the film, the song was performed by Emily Blunt and talks about dealing with loss. The music is by Marc Shaiman and lyrics by Scott Wittman and Shaiman.

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The Place Where Lost Things Go.

7:37 am: The Oscar for Best Foreign Language Film goes to Alfonso Cuaron’s Mexican film Roma. This is the film’s second win so far. The other nominees were Capernaum (Lebanon), Cold War (Poland), Never Look Away (Germany) and Shoplifters (Japan).

Set in Mexico in the politically tumultuous 1970s, the film is a portrait of Cleo, a housemaid, who juggles her domestic responsibilities with personal upheaval.

Cuaron is back on stage for the second (and likely not last) time today. Cuaron also won two Academy Awards for the 2013 film Gravity (for Directing and Editing).

Roma won Best Foreign Language Film in the Golden Globes and BAFTA Awards.

A still from Roma. Credit: Netflix

7:27 am: Bohemian Rhapsody wins again, for Sound Mixing. The other nominees were Steve Boeddeker, Brandon Proctor and Peter Devlin for Black Panther, Jon Taylor, Frank A Montaño, Ai-Ling Lee and Mary H Ellis for First Man, Skip Lievsay, Craig Henighan and José Antonio García for Roma and Tom Ozanich, Dean Zupancic, Jason Ruder and Steve Morrow for A Star Is Born.

Paul Massey, Tim Cavagin and John Casali are on stage to collect the award.

7:23 am The Oscar for Sound Editing goes to John Warhurst and Nina Hartstone for the Freddie Mercury biopic Bohemian Rhapsody. The other nominees were Benjamin A Burtt and Steve Boeddeker for Black Panther, Ai-Ling Lee and Mildred Iatrou Morgan for First Man, Ethan Van der Ryn and Erik Aadahl for A Quiet Place and Sergio Diaz and Skip Lievsay for Roma.

This is Warhurst’s and Hartstone’s first Oscar.

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The sound of Bohemian Rhapsody.

7:18 am: Jennifer Hudson performs I’ll Fight from the Ruth Bader Ginsburg documentary RBG. The women’s empowerment anthem has been composed by Diane Warren, who has also written the lyrics.

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I'll Fight.

7:15 am And the Oscar for Cinematography goes to Alfonso Cuaron for his black-and-white film Roma. He’s been nominated for several more awards tonight, including Best Picture and Best Director. The other nominees were Lukasz Zal for Cold War, Robbie Ryan for The Favourite, Caleb Deschanel for Never Look Away and Matthew Libatique for A Star Is Born.

This is the first time a black-and-white film is winning the Oscar for cinematography after Schindler’s List in 1994.

Alfonso Cuaron said in interviews that he wanted the film to be in monochrome because he felt it was “part of the DNA” of Roma, a lens to examine his memories of his childhood. The film, set in Mexico, is semi-autobiographical.

Roma also won the BAFTA award for cinematography this year. Cuaron won the Best Director Oscar for Gravity in 2014.

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Roma, Behind the Scenes.

7:07 am: Jennifer Lopez and Chris Evans announce the winners in the Production Design category. The Oscar goes to Hannah Beachler and Jay Hart for Black Panther. The other nominees were Nathan Crowley, Kathy Lucas for First Man, Fiona Crombie and Alice Felton for The Favourite, John Myhre and Gordon Sim for Mary Poppins Returns and Eugenio Caballero and Bárbara Enrı́quez for Roma.

Hannah Beachler is the first African American woman to win Best Production Design at the Oscars.

7:00 am Ruth E Carter has won the Oscar for her work on Black Panther in the Costume Design category. She dedicates the award to her 97-year-old mother. “You are the original superhero!”

Black Panther is set in a fictional African kingdom of Wakanda, a highly developed place, and Ruth Carter had to weave the film’s reimagination of an Afrocentric world into costumes. She used diverse African influences for the film’s design – a Zulu woman’s traditional headdress, for instance, inspired Queen Ramonda’s hat, while a Lisotho blanket was the inspiration for the cloak worn by W’Kabi (played by Daniel Kaluuya), the leader of a border tribe in Wakanda and T’Challa’s aide.

6: 53 am: The nominees in Achievement for Makeup and Hairstyling are being read out. Göran Lundström and Pamela Goldammer for Border, Jenny Shircore, Marc Pilcher and Jessica Brooks for Mary Queen of Scots and Greg Cannom, Kate Biscoe and Patricia Dehaney for Vice are the nominees.

The winner is the Dick Cheney biopic Vice for its transformation of A-list celebrities into some of America’s most controversial politicians. Greg Cannom and team thank all the actors for their work on the film.

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6:45 am: The nominees for Best Documentary Feature are being announced: Jimmy Chin and Elizabeth Chai Vasarhelyi for Free Solo, RaMell Ross for Hale County This Morning, This Evening, Bing Liu for Minding the Gap, Talal Derki for Of Fathers and Sons and Betsy West and Julie Cohen for RBG.

And the Oscar goes to... Free Solo, which follows American rock climber Alex Honnold as he attempts to scale the 3,000 foot high El Capitan, a vertical rock in Yosemite National Park, without any ropes or protective harness.

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Free Solo (2018).

6:40 am: And the Oscar for Best Supporting Actress goes to Regina King, for Barry Jenkins’s If Beale Street Could Talk.

This is her first win and nomination. “To be standing here, representing one of the greatest artists of our time, James Baldwin, is a little surreal. Baldwin is the author of If Beale Street Could Talk. “I am an example of what it looks like when support and love is poured into someone.” A series of thank yous follows.

King plays Sharon Rivers, who helps her pregnant daughter in her mission to prove the innocence of her boyfriend, who has been wrongfully imprisoned for rape.

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Regina King in If Beale Street Could Talk (2018).

Regina King also won the Golden Globe for the role. This is her first Academy Award nomination.

6: 36 am: Tina Fey, Amy Poehler and Maya Rudolph are making up for absence of an opening monologue. They’ve clarified that they’re not the hosts, several times so far. A series of references to nominated films have begun. There’s even been a reference to Donald Trump’s Mexico border wall. It’s not happening, they say. They’re about to announce the Outstanding Supporting Actress. The nominees in this category are: Amy Adams for Vice, Marina de Tavira for Roma, Regina King for If Beale Street Could Talk, Emma Stone for The Favourite and Rachel Weisz for The Favourite.

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Tina Fey, Amy Poehler and Maya Rudolph.

6:30 am: Queen and Adam Lambert opened the Oscars ceremony with the band’s We Will Rock You and We Are The Champions is now on. The Academy Awards have officially begun!

6:25 am: And it’s a wrap on the red carpet show, with five minutes to go for the 91st Academy Awards.

6:20 am: Ryan Seacrest interviews Sam Rockwell, who’s been nominated in the supporting actor category for his role as George W Bush in Vice. He also won in the same category last year for Three Billboards Outside Ebbing, Missouri. “It’s nostalgic and surreal,” he says.

Metallics is the other big fashion theme of the night. Here are some stars decked in gold, bronze, silver and everything in between.

6:13 am: Bradley Cooper is on the red carpet. He’s up for Best Actor for A Star is Born, which has also been nominated for Best Picture, Best Adapted Screenplay and five other categories. He’s directed, co-written and co-produced the film. “Everybody did a lot. But yeah I did a lot, yeah,” he says in his red carpet interview. He’s also set to perform the song Shallow from the movie at the Oscars tonight.

6:10 am: “It’s about a black man who inflitrated the KKK. That’s all I needed to say”: Jordan Peele on his pitch for Oscar contender BlackKkklansman, which he co-produced.

6.00 am: It’s 30 minutes to go for the Academy Awards ceremony. Jennifer Lopez, Emma Watson and Rami Malek are on the red carpet. Malek, who is up for an Oscar for his role as Freddie Mercury in Bohemian Rhapsody talks to Ryan Seacrest about channeling the Queen frontman. “I watched him as much as I possibly could,” Malek says.

Here are some more looks from the red carpet.

5.50 am: Billy Porter of Pose interviews Glenn Close, who is up for a Best Actress Oscar for The Wife, her seventh Academy Award nomination. Close is dressed in a gold ensemble with four million beads, she has just revealed. Porter is in a velvet tuxedo gown, which has begun to win social media over.

5:40 am: Billy Porter and Ashley Graham have declared pink as the colour of the night. Here are some of the “pretty in pink” stars.

5.30 am: Roma’s Marina De Tavira and Yalitza Aparicio are being interviewed on the red carpet. Aparicio, who has been nominated for the Best Actress Oscar for her first ever film role and is the first indigenous Mexican women to get this nod, says, “I hope I’m representing you with dignity.”

5:00 am: And it’s time to go live from the Red Carpet! ABC’s pre-Oscar show is being streamed live on Hotstar, with actress Laura Morano and television writer Louis Virtel as hosts. In the pipeline is chatter about likely winners, some red carpet looks, more red carpet fashion and interviews with nominees.

4.30 am: Stars have begun to arrive on the red carpet at the Dolby Theatre and while the livestream begins at 5 am, The Academy has been tweeting glimpses of celebrities dressed in their finest. Spike Lee, who has been nominated for Best Director for BlackKkKlansman – his first in this category – is here, as are nominees Regina King, Melissa McCarthy, Richard E Grant and more.