Sometimes fond memories harbor dark secrets... For this list, well be looking at the most disturbing fan theories about your beloved childhood TV shows and films. Our countdown includes theories involving Spongebob Squarepants, Postman Pat, Sesame Street and more! Whats the darkest TV episode you remember from your childhood? Let us know below!

Check out these other great childhood-related lists:
Top 10 Underappreciated Childhood Movies: https://youtu.be/rYnI3xThIpQ
Top 10 Smells That Bring Us Back to Our Childhood: https://youtu.be/l0qcGGSrE9g
Top 10 Voice Actors From Our Childhood: https://youtu.be/b9GZiFq4k-k

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