Knock knock. Who's there? Wendell.

Wendell who? Wendell you give in to the sheer pun-ishment of this joke and finally admit it's been weighing on you, a real heavy hitter in the groan department, making you wonder when 'til the end of this tale of wordplay woe?

Knock knock. Who's there? Wu

Wu who? Wu don't know, I'm having an identity crisis, but I'm paws-itive I'll fur-get about it.

Knock knock. Who's there? Candice.

Candice who? Candice door open? I'm getting board waiting!

Knock knock. Who's there? Alpaca.

Alpaca who? Alpaca the suitcase, we're going on vacation!