Sketch show. Featuring Postie, who is on a mission to deliver the mail and needs a head for heights, Nana Knickerbocker, the pantomime dame who has a spot of bother with her horse, and cheery Farmer Dung, who gets very excited about some special potatoes Also with Wiggyville's resident superhero, Captain Adorable, who is out to save the laundry from a downpour. Antiques expert Ann Teak demonstrates how the security system works in a museum and Arthur Sleep, the newsreader with the worst jokes in the world. Including the Gigglekids, children from all round the country who tell Justin their favourite jokes.