[No.] 21A [Episode Name] The Topsy Turvy Zone [Air Date] April 7, 2006 [Description] 
After Jim and his friends visit the Topsy-Turvy zone, Jim mysteriously starts doing things backwards, such as driving and walking backwards, uprooting plants, bringing in the garbage, having breakfast at dinnertime, and sleeping in the daytime. So everyone tries to figure out what did Jim do to make him start doing things backwards.