Bruno Mars and Demi Lovato Win Big at Teen Choice Awards 2013

Sunday was a big night at the Gibson Amphitheatre in Universal City, CA, where teens handed out surfboards to their choice favorite performers and actors including Bruno Mars, Demi Lovato and Emblem3.

Following One Direction, who swept the night with a total of four wins, Bruno Mars and Demi Lovato doubled up on awards at the Teen Choice Awards 2013.

While he wasn't in attendance during the ceremony, which featured the cast of "Glee," including Lea Michele, Bruno Mars picked up both Choice R&B Artist and Choice Summer Music Star.

Joining him in the music categories, Demi Lovato won both Choice Female Artist and Choice TV Personality ("X Factor USA").

Lovato also performed the hit single, "Made In The USA," during the telecast, which aired on FOX.