These unexpectedly dark episodes in kids cartoons still haunt us. Our countdown includes Danny Phantom, Phineas and Ferb, Adventure Time, and more! Which kids cartoon episode did YOU find unexpectedly dark? Let us know in the comments!

Watch more great dark episode videos here:
Top 10 Are You Afraid of the Dark Episodes - https://youtu.be/ASuljulrbaU
Top 10 Darkest TV Plot Twists - https://youtu.be/fFRbwFrp99Y
Top 10 Best Twilight Zone Episodes - https://youtu.be/daCWbRQfOyc

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