SpongeBob SquarePants Season 1 Episode 14 SB-129 - Karate Choppers >SpongeBob is constantly practicing karate with Sandy, but he gets increasingly paranoid of Sandy's attacks, which is affecting his job at the Krusty Krab so Mr. Krabs orders SpongeBob to stop doing karate after attacking the customers or else he'll be fired. When Sandy does karate, she refuses to listen to Spongebob, and Mr. Krabs ultimately fires Spongebob and he runs away bawling as a result of his job loss due to karate. They attempt to forget karate, and go to the park instead. However, while slicing sandwiches, they begin doing karate again, which is seen by Mr. Krabs. SpongeBob gives Mr. Krabs permission to fire him. However, Mr. Krabs finds out that karate chops can replace knives, so he has SpongeBob and Sandy slice Krabby Patties this way which earns him more money.