The cast of ratings behemoth High School Musical 2 will be honored with a special Ultimate Choice Award at the Teen Choice 2007 kudoscast, airing live this Sunday on Fox. On hand to accept will be Zac, Vanessa, Monique, Lucas, Olesya and Kaycee. (Last names, I assume, are unnecessary if you're reading this far.) Justin Timberlake will also receive an Ultimate Choice Award for his contributions to film, TV and bringing sexy back.In other Teen Choice news, Ugly Betty's Mark Indelicato will serve as E!'s red-carpet correspondent.