Fifth Harmony and Riverdale win big at Teen Choice Awards

Fifth Harmony were among the big winners at Sunday night's Teen Choice Awards.

The group won all three of the categories in which they were nominated, while their fans, the Harmonisers, took the choice fandom award.

Riverdale was the most successful TV show, winning seven awards.

Louis Tomlinson, Rita Ora and Clean Bandit all performed live at the event in California.

Chris Pratt accepts choice sci-fi movie actor for Guardians of the Galaxy Vol. 2 from Stranger Things actor Millie Bobby Brown

Fifth Harmony won choice music group, choice song: group, for their song Down, featuring Gucci Mane, and choice summer group.

Camila Cabello, who left the group in December, wasn't there to pick up the awards.

Louis Tomlinson performed his single Back To You, with Bebe Rexha

Miley Cyrus, who won the show's highest honour, the ultimate choice award, was also absent.

She later explained on Instagram that it was down to an "unrealistic" work schedule.

Riverdale, which is based on the Archie Comics series, won choice TV drama show, and actor Cole Sprouse took home choice drama TV actor.

Riverdale star KJ Apa

Viewers aged 13-19 vote for the winners across 93 categories on social media.

Guardians of the Galaxy star Chris Pratt won two awards.

Rita Ora performed at the event in what looks like an actual jumpsuit

It was his first public appearance since announcing his separation from wife Anna Faris.

The actor joked that he'd had to tell lies to make it in Hollywood, and was hugged by Stranger Things star Millie Bobby Brown, who presented him with choice sci-fi movie actor.

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