HERE IS A WORK COLLEAGUE OF OURS AND WE FOUND OUT HE WAS VERY VERY TICKLISH ON HIS KNEES. SO WE DECIDED WE WANTED TO FIND OUT FOR OURSELVES HOW TICKLISH. YOU MUST HAVE THE VOLUME UP TO HEAR HIS HILARIOUS LAUGHTER, GOOD OLD PERRY!!! MAYBE HE COULD GET A JOB AT BLACKPOOL PLEASURE BEACH AS THE NEW LAUGHING CLOWN!!