Best sitcom theme

Wondering what people's favourite sitcom theme is (can include U.S.)?

Hi mate.

There's already a thread for this somewhere if you search. A mod will be along shortly to clip yer ear.

Thanks for the heads up.

I see the same thing happened to you.

Yep.

They come down on you like a ton of bricks

https://www.comedy.co.uk/forums/thread/21153/

Also, please do remember to use capital letters. Thanks.