"Groce-letes" from around the world descend on Natesville for the International Grocery Games, where competitors battle for supremacy in the aisles of Howdy's. But when the American delegation is embroiled in a shocking performance-enhancing drug scandal, the Howdy's team, along with Burt and Virginia, must pick up the torch for the Stars & Stripes.

Maw Maw has found a new love, Hubert, who encourages her to engage in some reckless activities. When Virginia finds herself scolding Maw Maw, she fears she's become a lame adult and wants Burt to take part in more risk-taking activities with her. Jimmy and Sabrina follow suit when they find themselves spying on their own babysitter.