Billy (baby)
Baby Billy PetersonTemplate:Data:References is Shubie and Nat Peterson's baby son. He is also the younger brother of Susie Peterson. He first appears in the episode "Goo Goo Gas."
Description
Billy is a light yellow fish, with blue eyes and one tooth. He wears spiky purple headgear and a white diaper. He also likes to suck on a pale-red pacifier.
Role in series
"Goo Goo Gas"
Billy is seen with his mother, Shubie, at Barg'N-Mart, sitting in a shopping cart while his mother shops. He is later insulted by Template:Data:Links, which causes Shubie to run over Plankton with her shopping cart twice.
"Free Samples"
His name is revealed to be "Billy" when Shubie tells him to look at Template:Data:Links while he is dancing in a monkey costume. He appears again later in the episode when Shubie holds him during the riot.
"The Getaway"
He appears with Debbie Rechid, who is hanging clothes, when Template:Data:Links and Stickyfins Whiting crash through.
"Sanitation Insanity"
Nat Peterson is revealed to be his father.