"Who's there?"
(matter-of-fact) "A skeleton."

You know in movies/TV shows where people (usually kids) are watching cartoons and faking laughter at everything, even things that aren't jokes and aren't meant to be funny?

-4 for lack of ac/dc goodness

+berjillion for it being a cartoon that I remember

DO NOT OPEN UNTIL XMAS

When your fans can't tell if they're watching your work or a parody of it, you're doing something right.

The spectre of ED is no laughing matter

"A skeleton!" was the gag that earned this its fifth star from me. Congratulations "A skeleton!" gag!

Bonus points for use of portals.

Santa is clearly a powerful beast, and walks with diginity despite his age and attire.