Bart Goes to the Movies is in Bart Simpson Comics #24
Plot
Bart wants to go to the movies, but can't afford to due to homer buying a bacon station. Bart convinces Milhouse to let him sneak in with a 'Planet of the Brain dead costume, so he looks like Rainier Wolfcastle, but his disguise fails. After returning the costume to milhouse, Bart tries to go through a back door, which is pushed open by Ralph and knocks Bart into a skip. Bart walks into the movie backwards, which works, but much to Bart's embarrassment, Homer and his bacon station are there.
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