Louise starts an illegal snack trade at school with Gene and Tina, but tensions rise when a rival snack business emerges; Bob and Linda face a laptop crisis, forcing them to choose between family memories and bookkeeping records.

Fed up with feeling like she doesn't belong, Meg enlists in a training program for a mission to Mars.

For the chefs' last quickfire challenge of the season, they're tasked with creating a classic Milanese dish and a feared dish, risotto; the chefs compete in a three-part, head-to-head culinary battle while receiving some help from Olympic athletes.