Santa: Well hello, and merry Christmas! So, where’s your little one?
Charlie: [sits on Santa’s lap]
Santa: Oh, hohohoho, you’re a big boy aren’t ya? [to Mac] Is he retarded? I got this one. [to Charlie] So son, what would you like for Christmas huh?
Charlie: Did you fuck my mom?
Santa: What?
Charlie: Did you fuck my mom?
Santa: What do you mean?
Charlie: Did you fuck my mom, Santa Claus? Did you fuck my mom?
Santa: No, I—
Charlie: Did you fuck her?!
Santa: No—
Charlie: Did you fuck my fucking mom?! Did you fuck my mom, Santa?! [attacks Santa]
Santa: Ahhhh! He’s biting my neck!
It’s Always Sunny in Philadelphia Special - “A Very Sunny Christmas”