Ep 15. The Deep End

Dipper has a crush on a girl named Wendy who works at the town pool. When Mabel discovers this, she insists that Dipper ask her out. Dipper is hesitant, but eventually musters up the courage to ask Wendy on a date to the pool after hours. However, things take a turn for the strange when they discover that the pool is guarded by a strange creature known as the "Pool Check," who is determined to keep them out. Meanwhile, Mabel and her new friend, a talking dolphin named Sev'ral Timez, raise havoc at the pool's snack bar. As the night progresses, strange things start happening to Dipper and Wendy, leading them to suspect that there is something deeper going on at the pool than they originally thought. The episode culminates in a thrilling showdown between the kids and the Pool Check, with unexpected twists and turns along the way. Throughout the episode, viewers are treated to the witty banter and madcap hijinks that have become trademarks of the show, as well as the sense of adventure and mystery that keeps viewers coming back for more.