Knock knock. Who's there? Byte.

Byte who? I'm having a little trouble processing your question.

Knock knock. Who's there? Canoe.

Canoe who? Canoe let me in, it's freezing out here!

Knock knock. Who's there? Sew

Sew who? Sew long, I've been trying to stitch together a decent joke.

Knock knock. Who's there? Brew.

Brew who? Tea-rific to meet you.