第 1 季，第 2 集: Russell and Gus find Vernon and Loopy arguing over an Urklet egg that Loopy insists on keeping. Russell receives mail from a dart bird stating that Ex-Princess Populah is in trouble and needs him to rescue her. Russell, up for the challenge, takes Gus and Vernon with him while Loopy stays behind to take care of his egg. Upon reaching Populahs tree house, they realize that the letter was another ploy by Bob Wire to snag the crown. Russell and the Gang take off with Bob Wire in hot pursuit. Our heroes make it under the Floating Mountains just before they crash to the ground. Bob and the Frags arent so lucky. Back at the castle, Loopys egg hatches and a terrible creature called a Rebulok is born not the harmless Urklet that Loopy was expecting! The Rebelok escapes and heads to Up where it runs into Cliff who is trying to get to Under. When the gang gets back to the castle to find the place a complete mess from the Rebelok running around. Russell and Gus leave Vernon and Loopy to clean up the mess on