Luther, iHeartRadio Jingle Ball And More To Watch On TV Tonight!

Luther -- 9 p.m. EST on BBC America

Detective Chief Inspector John Luther makes his comeback in the three-hour special!

iHeartRadio Jingle Ball -- 8 p.m. EST on The CW

Selena Gomez, Demi Lovato and Calvin Harris are just a few of the big names performing at the holiday party!

Life in Pieces -- 8:30 p.m. EST on CBS

Colleen does a little caroling with John and his Air Force friends!

Mom -- 9 p.m. EST on CBS

Christy and Bonnie attempt to encourage Regina!

Barbara Walters Presents: The 10 Most Fascinating People of 2015 -- 9:30 p.m. EST on ABC

Barbara Walters profiles some of the biggest names of the year, including Misty Copeland, Tracy Morgan and Ronda Rousey!