He is a purple fish-like being with messy hair and purple skin. He wears red clothes and has a long beard.
"The Clash of Triton"
He attends King Neptune's birthday party. He is seen locked in a cage with King Neptune, Queen Amphitrite, the green sea monster, mud monster, Mr. Krabs, and Squidward by Triton. He gets rescued by SpongeBob and Patrick after Patrick unlocks the cage. He returns home with Neptune and his family.
He appears, eating a Krabby Patty and drinking a glass of water.