Springfield Connection - S6-E23
Other mistake: Right before Homer draws a line between him and Marge in their bedroom, there is a weird glitch where the scene fades out a bit and back in. It almost looks like a power outage but serves no purpose. This is on the Disney+ version of the episode.
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Suggested correction: It seems like it was done on purpose, as it includes the sound effect of a light bulb burning out. Clearly, it was meant to reference Hans Moleman's electric chair scene. The electric shock probably used up too much power—that's the joke.
