Terry Crews Saves Christmas This limited series, in which the “Brooklyn Nine-Nine” star helps everyday folks plan their holiday parties, ends its run with a pair of new episodes. 8 and 9 p.m. KTLA
Diners, Drive-Ins and Dives It’s all about meat as Guy Fieri’s foodie travelogue wraps another season. 9 p.m. Food Network
20/20 The newsmagazine profiles some of the famous faces who passed away in 2016, including Muhammad Ali, David Bowie, Fidel Castro, Leonard Cohen, Prince, former First Lady Nancy Reagan, Justice Antonin Scalia and Gene Wilder. 10 p.m....