Season four kicks off as four families showcase their incredible Christmas displays, including the Johanessen family's 250,000 light home and Santa's Retreat in Winter Park, Florida; the Preston family's epic display with America's tallest and brightest Nativity scene in Kingman, Arizona; the Piper family's express-train ride through their multi-acre property in Wake Forest, North Carolina; and the Pugh family, whose former Navy pilot brings spirit and patriotism with their servicemen salute in Chesapeake, Virginia. Tune in to see which family judge Carter Oosterhouse awards $50,000 and the coveted Christmas Light trophy.

The Great Christmas Light Fight features four families showcasing their incredible holiday displays, including the Field family's epic Magic Kingdom-inspired light show in Lakeview, NY; the Hohensee family's high-tech homemade light show in Central, LA; the Pampena family's inspiring tribute to 9/11 in Stamford, CT; and the Messingschlager family's tropical North pole in Fort Lauderdale, FL. Who will be awarded $50,000 and the coveted Light Fight trophy? Tune in as judge Carter Oosterhouse makes the decision.

The festivities conclude with the final episode of the season. Meet the Micklos family, whose passion for lights goes back three generations in North Ridgeville, OH; the Moore family, who is ready to show off their eclectic array of decorations in Raleigh, NC; the Mazoch family's father/son duo who have created a hand-crafted animatronic Coastal Christmas display in Corpus Christi, TX; and the Simpson family, whose home pays tribute to veterans with a 360-degree light show set to patriotic music in Sinking Springs, PA. Tune in to see which family judge Carter Oosterhouse awards $50,000 and the coveted Christmas Light trophy.

Four festive families from across the country showcase their spectacular displays of Christmas magic, including the Pahl family, whose Northwest spirit inspires replicas of the Space Needle, Mt. Rainier and an authentic Pike Place fish toss in Maple Valley, WA; the Monkhouse family, whose display features classic Christmas toys, a high-tech light show and a parrot that sings Jingle Bells in Alexandria, LA; the Winton family, whose 15-year old son, and the youngest ever to take on the competition, masterminded their 2-acre display in Manchester, TN; and the Ryan-Musgrave family, whose magical theme park in their front yard features a ski lift, train, seesaw and floating Ferris wheel in Boulder City, NV. Find out which family judge Taniya Nayak will award $50,000 and the coveted Light Fight trophy.