Because he doesn't want to be around the crypt tonight. (you can tell i made that up)
Because they don't want to wash away their Marx.
He just wanted the inside scoop.
Holy moley, I didn't know that!"
Like a joke that involves a pun on a word that has different meanings in different languages. Please tell us what languages they are in.
Get your cap on the dentist is taking us out tonight.
I wouldn't know, i don't know the canon that well
The first one saves people from criminals, while the latter saves criminals from the people.
By long distance.
Vampires aren't real
He's gonna lure him in to the crypt tonight.
Because the Mummy's always saying, "I'll be in the crypt tonight."