Knock, knock.
Who?s there?
Lettuce.
Lettuce who?
Lettuce in, it?s cold out here!

What has four wheels and flies?
A garbage truck!

How do you make an octopus laugh?
With ten-tickles!

Knock, knock.
Who?s there?
Boo.
Boo who?
Don?t cry, it?s just a joke!

What animal can you always find at a baseball game?
A bat!

Which hand is it better to write with?
Neither, it?s better to write with a pencil!