Vanessa Hudgens

Gabriella is a shy, studious new student at East High School. Everything for Gabriella changes when she is forced to sing at a karaoke contest with Troy Bolton, the captain of the school's basketball team. After spending time with each other, they come to realize that they share a passionate love for music and singing.

For Troy, Gabriella, Chad, and Taylor, summer vacation is no day at the beach. Thanks to Troy, they are all working at a country club founded by Ryan and Sharpay's family. The club's annual talent show is right around the corner and Sharpay's competitive instincts are sizzling. She dumps Ryan as her singing partner and starts wooing Troy to join her onstage instead. Gabriella is not very happy that Tony agreed to sing with Sharpay, instead of her....

The new journey begins when young adventurer Sean receives a coded distress signal from a mysterious island where no island should exist, a place of strange life forms, mountains of gold, deadly volcanoes, and more than one astonishing secret. Unable to stop him from going, Sean's new stepfather joins the quest. Together with a helicopter pilot and his beautiful, strong-willed daughter, they set out to find the island.