Gravity Falls
Season 1, Episode 15: The Deep End
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When Mabel befriends a cute merman trapped in the public pool, she's determined to help him out. Meanwhile, Dipper decides to volunteer as a lifeguard to see Wendy.
All Episodes - Season 1
Episode 1
Tourist Trapped
Episode 2
The Legend of the Gobblewonker
Episode 3
Headhunters
Episode 4
The Hand That Rocks the Mabel
Episode 5
The Inconveniencing
Episode 6
Dipper vs. Manliness
Episode 7
Double Dipper
Episode 8
Irrational Treasure
Episode 9
The Time Traveler's Pig
Episode 10
Fight Fighters
Episode 11
Little Dipper
Episode 12
Summerween
Episode 13
Boss Mabel
Episode 14
Bottomless Pit!
Episode 15
The Deep End
Episode 16
Carpet Diem
Episode 17
Boyz Crazy
Episode 18
Land Before Swine
Episode 19
Dreamscaperers (1)
Episode 20
Gideon Rises (2)