Fox's "Teen Choice Awards" To Feature Cast Of "Twilight," Jonas Brothers

The 2009 Teen Choice Awards are going to be a bonafide scream-fest. Decibel level-breakers the Jonas Brothers and the cast of "Twilight" are all scheduled to appear.

The show, which airs on Monday, August 10th, will host nominees Robert Pattinson, Kristen Stewart, and Taylor Lautner. Nikki Reed, Ashley Greene, and Kellan Lutz will also appear. The "Twilight" movie and its stars are nominated in various categories, including Best Movie - Drama and acting nods for Pattinson and Stewart.

Music nominees the Jonas Brothers and Miley Cyrus are scheduled to perform. Cyrus will perform her new single "Party in the U.S.A." from her upcoming Wal-Mart exclusive EP, while the Jonas Brothers will perform a song off their album "Lines, Vines, & Trying Times."

Also appearing on the show are the cast of Fox's "Glee," Zac Efron, David Beckham, Cameron Diaz, Megan Fox, Ashley Tisdale, Ellen DeGeneres, and more.