Knock knock jokes, post 10

That's right, I think I just invented doucheballoons. Now try and tell ...Image is from: http://extramediumblog.wordpress.com/dog, seven cats, a rabbit and a ferret have joined our UK-bound trip ...Image is from: http://animalcouriers.wordpress.com/2013/07/17/a-dog-seven-cats-a-rabbit-and-a-ferret-have-joined-our-uk-bound-trip/Here’s how you can tell you’ve had way too much coffee……Image is from: http://dailyjokesquotesquizzlersandteases.wordpress.com/2012/06/18/mondays-jokes-quotes-quizzlers-and-teases%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2%80%8f%e2but this one had just closed its doors; so I moved on to the next…Image is from: http://thetrashbash.wordpress.com/2013/06/21/the-uncategorised-daily-prompt-ha-ha-ha/bubbapickle | this unschooled life…Image is from: http://bubbapickle.wordpress.com/Be kind to People…! | Humorous DispassionateImage is from: http://alsanda.wordpress.com/2013/10/02/be-kind-to-people/