sentences:  The comic book store and its owner first appeared in the episode "Three Men and a Comic Book", when Bart sees a copy of the first issue of the Radioactive Man comic on sale for $100.In the episode titled "Worst Episode Ever" (which is a remark often used by Comic Book Guy), Bart and Milhouse are given the job of running the comic book store after Comic Book Guy suffers from a stress-induced heart attack and is instructed to try and gain a social life.During their brief tenure at the store, Bart and Milhouse discover a secret room filled with bootleg videotapes of various extremely rare or illegal subjects, such as a taping of Mr. Rogers on a drunken bender and several interrogation tapes from the Springfield Police.