Due to Lisa's parents pulling some strings, the gang land summer jobs at Malibu Sands beach club, but Zack soon clashes with the owner Leon Carosi, and his initially abrasive daughter, Stacey.

After discovering that the vintage Mustang he wants to buy belongs to Mr. Carosi, Zack convinces him to lower the price by claiming that the gang can win the annual beach volleyball match, though their chances of victory seem slim at best.