Starting on June 8th at 7:55/8:55c, you can catch a sneak peak look at "High School Musical 2" including a look at dance rehearsals, on the set, behind-the-scenes secrets, and interviews with the cast. Don't forget to catch it on Disney Channel! I've added the promo seen on Disney Channel.
http://www.youtube.com/watch?v=c9PLXEUM-FU
ENJOY!