Pictures: Chaos and celebrations at Oscars ceremony 2017

Image source, Lucy Nicholson / Reuters

Image caption, The 2017 Oscars ceremony began once the stars had taken their seats at the Dolby Theatre in Los Angeles, USA.

Image source, Lucy Nicholson / Reuters

Image caption, Justin Timberlake kicked the show off with a performance of his Oscar-nominated song Can't Stop The Feeling from the animated film, Trolls.

Image source, Frazer Harrison / Getty Images)

Image caption, Zootropolis won the award for Best Animated Feature Film award. The team who made it posed in the press room with their Oscars. Left to right: co-directors Byron Howard, Rich Moore and producer Clark Spencer. Actors Hailee Steinfeld (far-left) and Gael Garcia Bernal (far-right) presented them with their awards.

Image source, Lucy Nicholson / Reuters

Image caption, Fantastic Beasts and Where to Find Them won the Oscar for Best Costume Design. It was designer Colleen Atwood's fourth Oscar win.

Image source, Getty Images

Image caption, The Jungle Book won the Oscar for Best Visual Effects, with the film's visual effects artists Dan Lemmon, Andrew R. Jones, Adam Valdez and Robert Legato, picking up their golden trophies.

Image source, Lucy Nicholson / Reuters

Image caption, Just in case the audience needed a bite to eat, small parcels of sweets fell from the ceiling.

Image source, Kevin Winter / Getty Images)

Image caption, The biggest story of the night came right at the end with the announcement that Moonlight had been awarded best picture.

Image source, Lucy Nicholson / Reuters

Image caption, The award was initially given to La La Land as the wrong envelope had been handed to actor Warren Beatty who was presenting the award! Oops!

Image source, Mark Ralston / AFP

Image caption, There was a lot of confusion for a few moments before Jordan Horowitz of La La Land graciously announced it should have gone to Moonlight.

Image source, Kevin Winter / Getty Images

Image caption, Order was restored as the cast and crew of Moonlight took to the stage to accept the award.

Image source, Mark Ralston / AFP

Image caption, Host Jimmy Kimmel organised for people taking an Los Angeles bus tour to appear at the awards show as a surprise. Two of the guests told Kimmel they're getting married in December, so he got actor Denzel Washington to perform an spontaneous ceremony in the front row of the theatre. Thank goodness she had a seflie stick!

Image source, Mark Ralston / AFP

Image caption, La La Land took seven awards including one to Emma Stone for best actress. It's her first Oscar win, although she has been nominated once before. Hollywood rumours say she will play Cruella De Vil in the coming remake of 101 Dalmations.

Image source, Lucas Jackson / Reuters

Image caption, The four winners of the individual actor awards lined up in the press room. Left to right: Best supporting actor Mahershala Ali, best actress Emma Stone, best supporting actress Viola Davis and best actor Casey Affleck.