A gang killing leads Carlos to new information on his father’s murder. TK contemplates a major life decision as Owen is determined to get Austin’s first responders’ health care coverages increased in the all-new "The Quiet Ones" episode of 9-1-1: Lone Star.

Christmas cheer is in the air as the lifeguards prepare for their annual holiday toy drive. While surfing, a local grandpa has a heart attack and is rushed to the hospital, and Hina and Kainalu receive the responsibility of babysitting his grandkids. Sonny tells Laka he is not ready to become a lieutenant, and Laka does not take the news well and spirals at a bar. Chief wants Kenji to replace Sonny as Captain, but Sonny is stern on recommending Em and calls in a final favor with Mayor Emerson. Meanwhile, Will and Em almost get caught in the act by friends, and Hina and Kainalu became more than roommates in the all-new "Aftermath" Fall Finale episode of Rescue: Hi-Surf.

Detective Alberg examines the mysterious deaths of two women, each found in the forest with their bodies arranged in eerily similar poses in the all-new "Family Concerns" episode of Murder In A Small Town.

A widow (Winger) taking dance lessons with her two best friends (Ruehl and Ebersole) gets mixed up in the instructor’s shady dealings in the all-new "Margot's Story" episode of Accused.

It is “Miley Cyrus Night” on The Masked Singer and the remaining Group C singers are throwing a “Party In The USA” by opening the show with the iconic hit! Then, the celebrities will pay homage to some of Miley’s amazing “Bangerz” including, “Used To Be Young,” “Midnight Sky,” “Wrecking Ball” and “When I Look At You.” Tune-in to see who will advance to the Group C finals and who will be unmasked in the all-new "Miley Cyrus Night" episode of The Masked Singer.

As the life-changing $250,000 prize looms closer on this season of The Floor, hosted by Rob Lowe (9-1-1: Lone Star), some are playing the long game and taking refuge on the floor while others take control of their own destinies. The winner of each timed head-to-head trivia duel takes control of their opponent’s square, while the loser goes home. Get ready to test your knowledge in ‘Puppies’, ‘New York’, ‘World History’, ‘DIY’, and more in the all-new "Go Big or Go Home" episode of The Floor.

Teamwork is key in the kitchen and this week it is more important than ever. When the chefs are challenged with starting their own individual dishes before leaving the kitchen one-by-one it is up to the remaining lonely chefs to complete not only their own dishes, but also their fellow contestants using only verbal cues from the team. It is time for the chefs to think outside of the box in the all-new "Lonely in the Kitchen" episode of Hell's Kitchen.

Two teams of Friends and Families remain to see who will make it to the finale and who will miss out on the chance to win $100,000. A unique dessert will be the key for one team to win immunity in the most important safety bake of the season. Then, the remaining three teams desperately try to guess and bake their way into the finale in the all-new "The Semifinals" episode of Crime Scene Kitchen.