Years ago Lonestarr's father stole the One Onion ring from Scroob's father. When Barf finds the Onion Ring stuck in an old couch inside the Eagle 5, Yogurt sends him on a quest to throw the Onion Ring into the deep fryer of Lardor. Meanwhile Skroob orders Dark Helmet to build him a dark army. Unfortunately they end up with a dork army instead.