N. Unofficial name

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Billy's mom is a fish who first appears in the episode "Something Smells." She works as a cashier at the Bikini Bottom Mall.


She is a light green fish with dark orange hair. She wears a light pink dress, a dark purple skirt, and yellow earrings. She has also been purple, blue, and orange.

Role in series

"Something Smells"

She is burned by SpongeBob's rancid breath at Reef Cinema.

"Money Talks"

She is revealed to be a cashier at the Bikini Bottom Mall.

"Penny Foolish"

She is seen driving a boat with her son.

"Suction Cup Symphony"

She conducts the piano for Squidward's symphony.

"The Slumber Party"

She appears as one of Pearl's friends at the slumber party.

"Mustard O' Mine"

She appears walking near the Krusty Krab with her baby in the beginning.

"My Two Krabses"

She is first seen as one of Pearl's friends at her slumber party. She is later seen at Fancy! with her husband.



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