Why did the Frankenstein's monster get a job at the IT department?

Because he was great at reanimating the network.

Why did the werewolf only go to the barber once a month?

Because he only needed a trim during the full moon.

Why did the skeleton skip trick-or-treating?

He didn't have the guts!

What did the vampire say to his dentist after a filling?

You've sucked the pain right out of it