19 May 2014 at 12:15 AM

5 Seconds of Summer Perform 'She Looks So Perfect' at Billboard Music Awards 2014 (Video)

5 seconds of summer perfect bbmas 073116996

About Photo #3116996: 5 Seconds of Summer get silly on stage during their performance at the 2014 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 18) in Las Vegas.…Read More Here