Because the Mummy's always saying, "I'll be in the crypt tonight."
Stop crying and viper your nose.
Alaska my mummy!
Get your cap on the dentist is taking us out tonight.
Mariah Carey's mouth.
Dad Jokes.
Wrong, Batman always wins.   Yes, I do have the sense of humor of a 5 year old.
Because he doesn't want to be around the crypt tonight. (you can tell i made that up)