Lady Gaga and Katy Perry were among the music winners at last night's Teen Choice Awards in Los Angeles.

Lady Gaga was named Best Female Artist and Summer Choice Music Star, although she was not present to collect her awards.

The singer is currently on her Monster Ball tour, which called at the Lollapalooza festival in Chicago on Saturday (August 7).

Katy Perry, who hosted the ceremony, won two awards for her hit summer single, 'California Gurls', while Eminem was named Best Rap Artist.

The rapper's new Rihanna-featuring single 'Love The Way You Lie' also collected the prize for Best Rap/Hip-Hop Track.

Rock band Paramore won three awards, including Best Rock Group, Best Rock Track and Best Rock Album for 'Brand New Eyes'.

Other music winners include Justin Bieber, Taylor Swift, Beyonce, Jason Derulo and B.o.B.

Awards were also handed to stars in the TV and Movie worlds, including Twilight stars Robert Pattinson and Ashley Greene.

A total of 85 million votes were cast for this year's awards.

(by Jason Gregory)