Elizabeth and Brice reveal if their baby is average sized or a little person. Anna and Emma struggle to create the perfect diaper cake as the family hosts a baby shower for Liz. Trent plans a romantic and stress-free date with Amber.

The kids have strong reactions when learning how to change a dirty diaper; Trent and Jonah throw Brice a dad-chelor party; Liz moves back home, needing some extra support.