Fanboy and Chum Chum can't figure out how to get slimed on Slime Day, because they don't know the secret phrase. So they travel to the Nickelodeon studio to get the secret phrase from the president of the company./Fed up with Boog's bullying, Fanboy builds up an electric charge so he can shock Boog.
After Dollar-nator breaks up with a video game, he turns to Fanboy & Chum Chum to help him find someone to grow obsolete with.Something weird has happened to Oz. He's selling his collectibles! The boys try to find out where he got the idea.
Boog is all geared up and ready to meet Jay Mitchell, the best Chimp Chomp player in the world and his idol. But before he can get out of his apartment, he's overcome by an allergy attack and has to stay inside his bubble!
After Fanboy creates the perfect goofy face, he is determined to use it to make the class photo hilarious. Lenny bakes Chocolatonium chip cookies for Agent Johnson's birthday and orders Dollar-nator to keep them away from Fanboy and Chum Chum at all costs
The boys get their hands on a new video game, "Sigmund the Sorcerer's Wiizard Challenge!" Kyle is uninterested and scoffs at Sigmund's merchandazzle ... until he finds out the winner of the game gets admittance to Milkweed Academy.
We travel back to the old west, where Lenwig (Lenny) is trying to run his dry goods store, but prospectors Faniel (Fanboy) and Chumtholemew (Chum Chum) keep getting in the way with their dreams of striking pink gold.
Mr. Mufflin's class is going on a field trip to the dinosaur museum but when it comes time to "buddy up," Kyle is without a buddy. Fanboy and Chum Chum take it upon themselves to be Kyle's buddy but Kyle takes it too seriously.
When Fanboy has to stay in detention while the class goes on a field trip, the boys decide to make clones of themselves to stay behind. But things get out of hand when the clones start making clones of clones!