The Austin family's house is a giant present with a 55-foot mega tree, a sandy beach area, and an 8-foot handmade gingerbread house in Kennesaw, Georgia. The Malone family presents a North Pole display with a flying sled and hundreds of plush elves in Ridgecrest, California. The Harbeck family creates an ode to Star Wars that transforms into the ultimate dance party with 3D printed decor in Pasadena, California. The Pelky family presents traditional elements mixed with quirky Christmas characters in Mesa, Arizona. Carter Oosterhouse decides the winner.