The Teen Choice Awards have announced their nominees for 2012. Their music based stand outs include Justin Bieber, Carly Rae Jepsen, Demi Lovato, Katy Perry, One DIrection, and Usher. Each of those artists are nominated in multiple categories. No Doubt will also be on hand to perform their new single “Settle Down.” Fans will be able to vote for their favorite nominee in the various categories by logging on to teenchoiceawards.com. Voting will be open until until July 21. The show will then air on Sunday, July 22 at 8 p.m on Fox.