Why are Christmas trees so bad at sewing?

Because they always drop their needles!

Why did Santa's elves go to the North Pole's HR department?

Because they wanted to work on their clause for concern!

Why did Santa's elves go on a strike at the North Pole?

Because they wanted to elf-improve their working conditions!

Why did the elves implement an "open door" policy at Santa's workshop?

They wanted to encourage more elf-expression.