Justin Bieber and Pitbull light up the 'DWTS' ballroom

Slideshow posted in Photos | Tuesday, September 25, 2012

4 of 69: Justin Bieber performed on 'Dancing With The Stars: The Results Show' on Tuesday, September 25, 2012. He sang his second single off his 'Believe' album titled 'As Long as You Love Me.' (ABC Photo/ Adam Taylor)