Not at all Mrrzy but I think it should be limited to actual jokes!

Bloke walked into a pub and was amazed to see some men - and one dog - sitting at a table playing poker.  

Sez he to the barman, "That's one hell of a clever dog you've got there, playing poker?"

"Hmm, he's not as clever as you think," replied the barman. "Every time he gets a good hand he wags his tail..."