HIGH SCHOOL MUSICAL: SUMMER SESSION PREMIERES SUNDAY, JULY 20 (8:00-9:00 p.m.) - The multi-episode competition reality series will hold unique nationwide casting sessions that will appear in the show, with plenty of surprises from global sensation "Disney's High School Musical." This much-anticipated series brings the phenomenally successful "High School Musical" experience to life. The casting scouts welcome anyone and everyone ages 16-22 who has dreamed of being center stage--the high school quarterback who's never tried out for a play but has a song in his heart; the drama club extrovert looking to break into the big time; someone looking to trade the chess club routine for a dance routineall are invited to "Get'cha head in the game," as the hit song says! The finalists will ultimately participate in a summer music program to hone their skills. After eliminations, the winner will be given the opportunity of a lifetime, but details of the grand prize are still under wraps. The series premieres on Sunday, July 20, and will air Sunday and Monday nights at 8:00 p.m. for three weeks, and then continue on Mondays at 8:00 p.m. through the end of the summer. "High School Musical: Summer Session" is executive produced by Jay Blumenfeld and Tony Marsh (both of "Here Come the Newlyweds") of The Jay and Tony Show. Hosts and judges will be announced at a later date. Disney Channel's "High School Musical" has been seen by over 250 million viewers and the sequel, "High School Musical 2," has been seen by over 195 million viewers in 24 languages around the world. The movies spawned stage productions at schools and in professional theatres around the world, multi-platinum CDs, DVDs and books, a successful consumer products franchise at mass retailers, a themed show at Disneyland Parks in Anaheim, Orlando and Paris, a sold-out 42 date arena concert tour in North America and Latin America and a popular touring ice show around the world.