||Role(s) in episode
||"Ripped Pants" (tr)
||he runs an ice cream stand on the beach, and is irritated by SpongeBob jokes about "Banana Split" and "Ripple"
||"Neptune's Spatula" (tr)
||he is a hot dog salesman, and is one of the people King Neptune thinks pulled the spatula from the grease, refusing to accept SpongeBob as the chosen one. Lou tells him that he only sells food and does not make it, and that SpongeBob is indeed the who pulled the spatula from the grease.
||"Life of Crime" (tr)
||he runs a balloon stand, which SpongeBob and Patrick "steal" a balloon from.
||"Party Pooper Pants" (tr)
||he is a cashier at Barg'n-Mart, and has grown cranky and depressed over the years and his name is revealed. SpongeBob keeps a picture of him from many years ago when he was new to his job and very happy.
||"The Sponge Who Could Fly" (tr)
||he is again seen at Barg'N-Mart, teasing SpongeBob for trying to fly.
||"As Seen on TV" (tr)
||Lou was seen talking to Dale while walking to the bathroom and is called Vendor.
||"Porous Pockets" (tr)
||he is the person who gives SpongeBob his ice cream. He also mentioned his ex - wife.
||"Good Neighbors" (tr)
||Lou appears near Larry the Lobster when the citizens and the police come to Squidward's house.
||"You Don't Know Sponge" (tr)
||he runs an ice cream truck.
||"The Good Krabby Name" (tr)
||he appears as one of angry mob people at the Krusty Krab.
||"Sandy's Nutmare" (tr)
||he appears in the back of a bus.