Season 2 Episode 20:
Two teams of best friends battle cousins in a competition to learn how to speak snorkel, zip line through a coral mess and make the perfect lei.
Three teams of best friends and siblings search for sunken treasure, run in frozen underwear and catch some flying fish.
"The Thundermans" cast members Kira Kosarin, Addison Riecke and Ryan Newman pair up with their biggest fans to zip into a 1970s dance party; Jack Griffo makes a special appearance.
"The Thundermans" cast members, Kira Kosarin, Diego Velazquez and Audrey Whitby, team up with their fans to hurl fish and zip-line to a wedding; Jack Griffo makes a special appearance.