Knock knock. Who's there? Canoe.

Canoe who? Canoe believe how many puns I can *canoe-dle* into one joke? I'm practically a *canoe-isseur* of wordplay!

Knock knock. Who's there? Alpaca.

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

Knock knock. Who's there? Isadore.

Isadore who? Isadore a way to *bolt* this conversation open, or are we just going to *hinge* on this preamble without getting to the *pane* point?

Knock knock. Who's there? Sewers.

Sewers who? Sewers *nice* of you to ask, but these puns are really *sewers*-ing my patience, making me think it *sewers*ly time to *sewers*-t out a new joke writer!