BEST BETS

7 p.m. on CW Coroner

After a grisly murder interrupts their yuletide holidays, Jenny and Donovan (Serinda Swan, Roger Cross) follow the killer to a remote location, which could easily prove dangerous, in the Season 3 finale, “Christmas Day.” Meanwhile, Jenny’s personal trauma resurfaces as she is forced to confront someone from her past, a development that could cost her everything. Gordon Campbell, Ehren Kassam, Eric Bruneau, Andy McQueen and Kiley May also star.

8 p.m. on WE Marriage Boot Camp: Reality Stars

The new “Hip Hop Edition: Public Enemies” finds the couples confronting and discussing how the public perceives them versus how they see one another in real life when cameras aren’t present. Monie Love and Amber Laura reveal some unexpected personal truths, and Treasure is challenged by Judge Lynn Toler to change her polarizing behavior and show the boot campers and the world her true self.