The Deep End
- Episode aired Mar 15, 2013
- TV-Y7
- 22m
It's the hottest day of the Summer and the opening day of the Gravity Falls pool, where Mabel befriends a mysterious boy named Mermando.It's the hottest day of the Summer and the opening day of the Gravity Falls pool, where Mabel befriends a mysterious boy named Mermando.It's the hottest day of the Summer and the opening day of the Gravity Falls pool, where Mabel befriends a mysterious boy named Mermando.