Why are ghosts bad at lying?

Because you can see right through them!

Why did Dracula get politely asked to leave the blood bank?

He kept asking if they had a 'frequent donor' program.

Why did the vampire go to the hair salon?

Because he wanted a bloody good haircut!

Why did the Minotaur dread going to IKEA?

He could never find his way out of the showrooms!