Justin Bieber is the latest star to join the lineup for the 2012 Teen Choice Awards, which will air live July 22 on Fox. Other stars who'll be performing on the show include No Doubt, Flo Rida and Carly Rae Jepsen.
In addition, Taylor Swift and Miley Cyrus are among the stars who will appear on the show but will not perform, along with Zooey Deschanel, Lea Michele, Josh Hutcherson, Zac Efron and Ellen DeGeneres.
You can vote at TeenChoiceAwards.com through July 21, but only if you're 13 to 19 years old.
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