A: Knock on the hatch.
Because freedom rings.
Gloves ... Just kidding, he hasn't opened it yet Knock, knock Who is it Not Michael
Aaaand you're not allowed in my house anymore.
you put it in the water
A: He's the one with patches over both eyes.
Everyone pretends to be Irish on St. Paddy's Day.
Swim down and knock on the hatch. (In Sweden we have a running tradition of telling jokes about stupid norwegians. They do the same about swedes)
Knock on the hatch.