[s1e15] The Deep End -

A lonely, Spanish-accented merman who was accidentally caught and placed in the pool.

This episode introduces Mermando, who reappears in later episodes via Mabel’s scrapbook. [S1E15] The Deep End

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). 2013. 🌊 Plot Summary

Episode Overview is the 15th episode of the first season of the Disney Channel animated series Gravity Falls . It originally aired on March 15, 2013. 🌊 Plot Summary [S1E15] The Deep End