High School Musical 3: Senior Year is a 2008 American teen musical film directed by Kenny Ortega and written by Peter Barsocchini. The sequel to High School Musical 2 (2007), it is the third installment in the High School Musical film series and the final installment of the original trilogy. The film follows Troy Bolton (Zac Efron), Gabriella Montez (Vanessa Hudgens), Sharpay Evans (Ashley Tisdale), her twin brother Ryan Evans (Lucas Grabeel), Chad Danforth (Corbin Bleu), and Taylor McKessie (Monique... [more on Wikipedia]