When is a…

The 3 stages of man: He believes in Santa Claus. He doesn’t believe in Santa Claus. He is Santa Claus.

Knock, knock! Who’s there? Anna. Anna who? Anna partridge in a pear tree.

Why has Boris Johnson bought mistletoe this year? Because he’s tired of being in the single market!

What is Santa’s favourite kind of pizza? One that’s deep-pan, crisp and even.

What do you call a kid who doesn’t believe in Santa? A rebel without a Claus!