Courtney is terribly disappointed that her brother cancels a much-anticipated visit; Oogleberry gets sprayed by a skunk and is afraid to ask for help; Mr. D plays a trick on Mo and learns the hard way that playing tricks on people is not a good thing to do; pilot: Mo, Tina, Oogleberry and Mr. D learn the importance of respecting other peoples feelings and Courtney shares a story about how her brother played a trick on her by replacing the pancake...