A frantic weekend begins for Alex when she begins tracking down the builder of several elaborate sand castles that appear every day at the beach, while she gets stuck entertaining her life-long childhood friend Sam's fiancée, Diana, who falls for Mitch, which prompts Mitch to asks Alex to pose as his girlfriend to keep Diana away. Meanwhile, Cody's new motorboat gets stolen by a pair of boat thieves while out scuba diving and he becomes determined to find the group before they strike again.
- Guest stars Taylor-Ann and Hayley Hasselhoff are the real-life daughters of series star David Hasselhoff (Mitch).
- Former Baywatch regular Parker Stevenson (Craig) directed this episode.
- This is the final episode that takes place in Los Angeles. The next season the series is relocated to Hawaii and renamed Baywatch Hawaii.
- David Chokachi (Cody) and Mitzi Kapture (Alex) make their final appearances on the series in this episode.