Who's there? Isabel

Here you can find all the knock knock jokes that have the response 'Isabel' to the question who's there?

Knock, knock!
Who's there?
Isabel.
Isabel who?
Is a bell necessary on a bicycleSubmitted by: Peter

Knock, knock!
Who's there?
Isabel.
Isabel who?
Isabel broken; I had to knock!

Knock, knock!
Who's there?
Isabel.
Isabel who?
Isabel necessary for riding a bike?Submitted by: Greg

Knock, knock!
Who's there?
Isabel.
Isabel who?
Isabel working? I had to knock.

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