4. What?/Doctor-Johnny is cooking dinner for Gwen, but then he loses his colander. Seymour finds it and the Sprites come up with many creative uses for it. However, dinner is delayed because Gwen is sick and it's raining. So Johnny invites the Sprites to dinner. Then, when Johnny gets a bad cold, Basil decides to take care of him. He tries out various remedies without success, but finally discovers something very important that he forgot to do. (Originally aired January 27, 2007)