Why did Santa give his head elf a glowing performance review?

Because he was truly elf-icient.

What's a candy cane's favorite dance?

The peppermint twist!

Why did Santa's reindeer start a complaint at the North Pole?

Because they felt their workload was deer-pressing and wanted some paws-itive change.

Why did Santa send his elves to conflict resolution training?

He wanted them to learn how to 'workshop' their differences.