Marty is Patrick's fake father. He appears in I'm with Stupid where SpongeBob pretends to be dumb for Patrick's fake parents. He was not quite smart himself though.
Marty appears in I'm With Stupid. Marty is married to Janet and comes to Patrick's house for Annual Starfish Day. He is Patrick's fake father. Like Janet, who resembles Marge Simpson, Marty looks like Homer Simpson. He has bushy eyebrows.
- "That's unhealthy."
- "Oh, right, we don't have a son."
- "You taught him math too?!"
- "And you taught him to sing!"
- "He's short-circuiting! You must have taught him too much!"