Why was the North Pole's HR department so busy?

They had a lot of elves on the shelf.

What do you call a reindeer who's an excellent decorator?

Deer-ator

Why did Santa's elves always struggle with delegation?

Because they wanted to handle every *present* themselves!

Why did the mischievous reindeer get sent to the principal's office?

He was caught stag-ing a prank!