At school, Brady and Mack reunite with their respective friends, Devon and Alyssa, who are surprised by their new relationship due to their opposite personalities.

In the Wet Side Story world, Lela and Tanner suddenly break with the film's plot, having experienced changes within themselves since Mack and Brady's visit.

Meanwhile, the characters of Wet Side Story are left confused without Lela and Tanner, with Cheechee and Seacat attempting, but failing, to substitute for the starring duo.

Realizing that Lela and Tanner are becoming part of the modern world, Mack and Brady attempts to convince them that they are just characters from a film, showing them clips from Wet Side Story.

Butchy notices the washed-up necklace, which he uses to lead the film gang into the modern world, where they inform Lela, Tanner, Brady, and Mack about the disappearing characters.

Brady and Mack avoid each other during the "Save the Beach" dance, but are greeted by the characters of Wet Side Story, who decides to return to get them to reconcile.

On April 27, 2014, a sequel, Teen Beach 2, was announced as slated to premiere in 2015 on Disney Channel, with production set for July 2014 in Puerto Rico.

[2] Ross Lynch, Maia Mitchell, Grace Phipps, Garrett Clayton and John DeLuca reprise their roles in the sequel.

[3] The remaining actors who portray the bikers and surfers, Jordan Fisher, Chrissie Fit, William Loftis, Kent Boyd, Jessica Lee Keller and Mollee Gray, were also confirmed to return for the sequel.

"[7] The film drew 5.8 total million viewers on its premiere night,[8] becoming the most watched DCOM since its prequel Teen Beach Movie aired in 2013.