The gang tries to go caroling during a Very Sunny Christmas. Someone should tell them that's not acceptable at 4 am.
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It's Always Sunny in Philadelphia Season 6 Episode 14 Quotes

Ricky: So you stole this from me and you're coming back 20 years later to return it to me?
Charlie: At this point, I feel the robot's fallen under the finder-keepers law of America.

Did you sex my mom, Santa Clause?

Charlie