Animated films hold a special place in our hearts, but no matter how many times we've seen the Disney classics, there's still stuff we don't know about the lovable movies. Many contain hidden graphics that flash by too quickly when viewed in real time. Also, so much goes into pulling off an animated movie, that it's easy to forget everything that happens behind the scenes. From the longest frame in Frozen to the dirty picture hidden in the original poster for The Little Mermaid, here are 22 Things You Didn't Know About Your Favorite Animated Films.

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