The episode explores (Mabel giving up her "first kiss" to give Mermando CPR/oxygen) and the folly of obsession (Dipper’s pursuit of Wendy and Stan’s pursuit of the chair).
Dipper takes a job as an assistant lifeguard to be closer to Wendy. However, he is forced to work under the strict, rule-obsessed head lifeguard, Mr. Poolcheck . [S1E15] The Deep End
The intimidating antagonist of the episode who runs the pool like a drill sergeant. The episode explores (Mabel giving up her "first
Mabel meets Mermando , a boy trapped in the pool's filter section. She discovers he is actually a merman and vows to help him escape to the open ocean. Poolcheck
The Pines family visits the Gravity Falls Pool on the hottest day of the year.
A lonely, Spanish-accented merman who was accidentally caught and placed in the pool.
Grunkle Stan spends the entire day trying to secure a prized lounge chair, leading to a relentless prank war with a local child. 🔑 Key Characters