Wednesday best bets

Kelly Clarkson hosts the 91st annual “Christmas in Rockefeller Center”

91st Annual Christmas in Rockefeller Center

KARK 7 p.m.

The switch gets flipped on one of the world’s most famous Christmas trees. Emmy and Grammy winner Kelly Clarkson will pull double duty on the two-hour special as both host and performer, delivering classic holiday tunes from the heart of New York City.

(4) Celebrity Jeopardy! KATV (7) 7 p.m.

As the quarterfinals continue, Cynthia Nixon, Cedric the Entertainer and Heather Mcmahan step up to test their wits in this special edition of the classic game show. With up to $1 million for charity on the line, these celebs better have studied.

Married at First Sight LIFE 7 p.m.

Season 17 continues with a new episode. Watch one husband shut down when his wife asks a question that’s too personal, while another husband deals with a medical emergency. A couple faces a mountain they must climb, and a wife asks the wrong question.

The Challenge MTV 7 p.m.

Trust is a dish best served at room temperature. In order to prove his loyalty to his alliance, one MTV contestant decides to betray his other friends, causing significant consternation. Meanwhile, a couple takes their relationship to a new level.

Dateline: Unforgettable OXYGEN 7 p.m.

When executive Debbie Kelly met contractor Lars Itzo back in 2012, she loved his easy-going ways. They married in 2015 and seemed to make their marriage of opposites work. Yet in 2016, Lars shoots and kills Debbie. But is it murder or a terrible accident?

The Spencer Sisters KASN (38) 8 p.m.

Novelist Victoria Spencer (Lea Thompson) and her police officer daughter Darby (Stacey Farber) work together as a duo of private detectives. In this episode, an actress from the film adaptation of Victoria’s book calls after she’s been accused of murder.