The Unstoppable Yellow Yeti
Season 1, Episode 32: Monster Momma's Boy
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When Osmo and Rita visit Gustav's family, they're forced to keep his life among humans a secret while dodging Grampapa's appetite. Gustav must come clean to save his friends.
All Episodes - Season 1
Episode 1
Winterton is Coming
Episode 2
The First Supper
Episode 3
Long Time No Ski
Episode 4
Yeti as Yeti
Episode 5
Rug Burn
Episode 6
Katz
Episode 7
Pipey
Episode 8
Stink-Erton
Episode 9
Full Monster
Episode 10
Lady of the Lake
Episode 11
Pinesap Flood Day
Episode 12
Royal Flush
Episode 13
Let the Games Begin
Episode 14
Two Osmos Too Many
Episode 15
Sweaty Yeti
Episode 16
Spring Fever
Episode 17
Momster
Episode 18
Gondola with the Wind
Episode 19
Interneti Yeti
Episode 20
Yeti Bear
Episode 21
Art-Ache
Episode 22
Pine-Saps
Episode 23
Chromocracy
Episode 24
Save the Date
Episode 25
Gustavella
Episode 26
Beetleggers
Episode 27
Arm-A-Geddin
Episode 28
Yeti Delivery
Episode 29
Smitten Kitten
Episode 30
Pop-Sickle
Episode 31
Rainbow Snow
Episode 32
Monster Momma's Boy
Episode 33
Fortune Hunters
Episode 34
Monster Mashup
Episode 35
Timey Wimey Yellow Yeti
Episode 36
Monster Swap
Episode 37
Tree-Ta
Episode 38
A Necessary Weasel
Episode 39
The Thingy
Episode 40
Something Rotten
Episode 41
The Way of Ukko
Episode 42
Secrets, Lies, and Monster Ties
Episode 43
Forget Me Yeti
Episode 44
Wolverina
Episode 45
Gotta Get Goosey
Episode 46
Wild Things
Episode 47
Worst Wintertonian Ever
Episode 48
Hoop Happy
Episode 49
Musical Monster Mania (1)
Episode 50
Musical Monster Mania (2)