Knock knock. Who's there? Sew

Sew who? Sew long, I've been trying to weave a good joke together.

Knock knock. Who's there? Nimbus.

Nimbus who? Nimbus sure I'm at the right door, the forecast said I'd find you here!

Knock knock. Who's there? Ego.

Ego who? Eggoing to let me in, or is that just a waffle excuse?

Knock knock. Who's there? Fig.

Fig who? Fig-ure it out yourself, I'm busy!