Although his friends initially try to thwart Troy's chances of being cast as the musical's lead, they help him make both the game and the callbacks, which had been scheduled on the same afternoon.

Sharpay uses her wealth, power, and influence over Troy, tempting him with college opportunities in exchange for him singing with her at the club's Midsummer Night Talent Show.

[2] Seeley, who auditioned for the role before Efron was cast, played Troy in the High School Musical concert as the latter had a scheduling conflict with the filming of Hairspray, and was thus, unable to join the tour.

[4] Efron had previously audition for a Disney Channel pilot that was not picked up by the network a few years prior to casting for High School Musical.

Gabriella and Troy earn the lead roles, beating out Sharpay Evans, who had previously tried to thwart her chances of making the callbacks.

In the second film, Gabriella has maintained her romance with Troy, and the couple, along with their friends, get jobs at the Lava Springs country club.

Seeking revenge, Sharpay lures Troy away from Gabriella and his friends, showering him with various luxuries, including promising college opportunities.

Before graduation, Gabriella briefly considers taking classes at the local university for a year and going to Stanford when she is ready, much to the dismay of Taylor and Ms. Montez.

[5] During auditions, Hudgens was paired with Zac Efron, who landed the role of Troy, at each callback,[10] with director Kenny Ortega saying "We tried to separate them and try them with other partners but it didn't work.

[14] Sharpay Evans is the main antagonist of the first two films and the co-president of the East High drama department alongside her twin brother, Ryan, with whom she has starred in 17 school productions.

Classmate Taylor McKessie suspects that if Sharpay "could figure out how to play both Romeo and Juliet, her own brother would be aced out of a job.

Sharpay's talents are challenged for the first time when Gabriella Montez and Troy Bolton are called back for the lead roles in the musical.

To ensure that she and Ryan remain in the spotlight, Sharpay convinces Ms. Darbus, the musical's director, to switch the date of the callbacks to the same day as Troy's district championship basketball game and Gabriella's national decathlon.

In the second film, Sharpay seems to have gained more popularity, with adoring fans wanting her signature in their yearbooks at the end of the school year.

Her father agrees to give her a one-month limit to prove that she can stand on her own: if she fails, then she will work for him at the Lava Springs Country Club.

While in New York, she meets Peyton Leverette, the son of her mom's college friend, who takes her to a new apartment after she got thrown out of a penthouse for refusing to throw her dog out.

In High School Musical 2, Ryan plans on enjoying the summer at his family's country club, Lava Springs, and entering the Midsummer Night Talent Show with Sharpay.

In the third film of the franchise, acting more independently of his sister, Ryan is a candidate for a single scholarship to the Juilliard School in competition with three fellow classmates: Sharpay, Troy, and shy composer Kelsi Nielsen.

In High School Musical, Chad is gearing up for the district championship basketball game and assumes Troy, also the team captain, is doing the same.

Hoping to save up for a car, Chad takes a job at the Lava Springs country club for the summer, alongside Troy, Gabriella, Taylor, and their friends.

[5] Taylor McKessie is the president of the science club at East High and a member of the school's national decathlon team.

The second film shows Kelsi, Troy, Gabriella, and their friends working at the Lava Springs country club, which is owned by Sharpay's family.

[22] Jason Cross is a member of the East High School boys' varsity basketball team and one of Troy Bolton, Chad Danforth, and Zeke Baylor's good friends.

In High School Musical 2, Martha works at the Lava Springs country club as part of the kitchen staff.

[23] Tiara Gold is a British transfer student who takes a job as Sharpay Evans' assistant to learn the ropes at East High.

[25] Although Brown was originally set to star in High School Musical 4: East Meets West,[26] it has since been confirmed that she will not reprise her role.

[27] Jimmie Zara, also known as "the Rocket" or "Rocketman", is a member on the East High School boys' varsity basketball team.

In the final game of High School Musical 3: Senior Year, he is used as somewhat of a secret weapon and scores the winning basket.

Peyton becomes frustrated with her ignorance to Amber Lee's ambitions, Boi and Countess's newfound relationship and lack of time to spend with him.

She fires her secretary for being late and then hires Sharpay to do her chores and keep check of her schedules, and manipulates her to do her bidding by acting kind in front of her.