They all feel sorry for SpongeBob and call Squidward out on this as they storm out of the restaurant in disgust. But the customers are appalled by Squidward's prank, seeing it as far too harsh and nasty to be funny. Bewildered by SpongeBob's reaction, Squidward calls out to him, saying that he was just kidding, and turns to the customers for support. Squidward laughs hysterically at him, but a hurt SpongeBob runs out of the restaurant crying. As SpongeBob goes to clean it up, Squidward cuts the rope holding the heavy anchor, causing SpongeBob to get his foot caught in the rope, triggering a chain reaction that sends him flying around the restaurant, colliding into several objects and areas, ending with him into landing in a garbage can. Squidward sets an elaborate rope trap attached to an anchor suspended from the ceiling and squirts a blob of mustard in the middle of the lasso.

Squidward laughing at a pranked SpongeBob. Eventually, an angry Squidward decides to get revenge on SpongeBob by showing him what he feels is a 'real' prank. Although Squidward is not receiving any more tricks as SpongeBob promised, he gets furious over his and the customers' laughter. The customers do not take offense to SpongeBob's pranks as they are harmless and playful in nature and they even laugh with SpongeBob. However, SpongeBob continues to prank the customers inside the Krusty Krab while not pranking Squidward but getting carried away with it. Squidward attempts to resign from his job, but SpongeBob persuades him to stay, promising not to pull any further pranks on him. So, Squidward immediately rushes to the Krusty Krab, only to find that it was a silly prank by SpongeBob and Mr. Krabs says that there is an art collector in his office who wants to buy Squidward's art and name him the artist of the month. Krabs saying he caught something terrible and that he just could not be able to make it to work. Fearing the worst has to come, Squidward calls Mr. Squidward sees him and wonders what SpongeBob is so pleased about, until he looks at the calendar, and realizes that it is April Fool's Day, which he says is SpongeBob's favorite holiday. The episode begins with SpongeBob waking up and realizing that it is April Fool's Day.

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