From bestbuy.com summary:

"High school is a stage and here's your chance to be a part of the show. Jump into the hit Disney Channel movie High School Musical with this fun, interactive DVD game. Enjoy video clips, original outtakes and all of the songs and dances you love from the movie.

Compete against your friends in four challenging categories: Outtakes, Song, Dance and Relationship. The first player to make his or her way around the school for the final call back audition is the winner. Prove you have what it takes to make it in high school. After all, it really is just a song and a dance. "