Monster Buster Club - Season 2 Episode 21 Laugh Attack
Overview: Gilbert is back to Singletown! Having learned his lessons from the previous time he was in town, he comes bringing a "Thank You" gift for the MBC, but unfortunately things go a little out of control! The MBC have now to face a laughter epidemic !! At the same time, Mark needs to get a computer from Jeremy and finds himself wooing Cathy so he can be her girlfriend!