Portlandia (IFC, 10 p.m.) — All hell breaks loose when Louis C.K. has the nerve (the nerve!) to cancel a Portland gig so that he can deal with a family emergency. What a selfish bastard, right?
The Family (ABC, 9 p.m.) — The Changeling, but with Matt Saracen.
Vikings (History, 10 p.m.) — Bjorn does his best Revenant impression when he battles in the woods, while Ragnar pours salt in Floki’s wounds.
Workaholics (Comedy Central, 10 p.m.) — The guys try to cope with a changing office dynamic when Alice’s sister drops in for a little visit.
Grey’s Anatomy (ABC, 8 p.m.) — The docs are basically playing Whack-A-Mole! at this point because Meredith’s first surgical patient is back in with another problem and Amelia’s got to deal with it.
You, Me and the Apocalypse (NBC, 8 p.m.) — Jamie couldn’t catch a break if he were filming a Kit-Kat commercial and Scotty tries to undo all the horrible crap he’s done.
DC Legends of Tomorrow (The CW, 8:00 p.m.) — Looks like Matt Damon isn’t the only space pirate getting screen time these days because Rip tries to rescue a time ship stranded in space and walks into a trap.
American Idol (FOX, 8:00 p.m.) — And then there were 8.
Life in Pieces (CBS, 8:30 p.m.) — John and Joan throw “Love thy neighbor” right the hell out the window when they’re embroiled in a dispute over their property line.
Mom (CBS, 9:00 p.m.) — Bonnie has a little health scare and turns into Chicken Little while Christy tries to maintain enough composure for the both of them.
The 100 (The CW, 9:00 p.m.) — Things get bleak when we look into humanity’s rearview mirror Lex tries to play referee for all the different clans.
2 Broke Girls (CBS, 9:30 p.m.) — Caroline gets set up on a date (*studio audience oohs*) and fights studio execs because they’re trying to cut Max out of her life story.
How to Get Away With Murder (ABC, 10 p.m.) — Wes is still pretending he’s Mark Wahlberg in Four Brothers and a flashback reveals a twist in the Mahoney case. Dun, dun dun.
Prey (BBCA, 10 p.m.) — Farrow’s got to track down some discs with incriminating evidence against Lomax before they fall into the wrong hands … or Tom Cruise repels down from the ceiling and takes them for himself.
Elementary (CBS, 10 p.m.) — An eccentric woman bequeaths her entire estate to her dog and Watson accidentally plays HR after finding out that Capt. Gregson is seeing a former NYPD officer
Baskets (FX, 10 p.m.) — Stock up on Funyuns and 5-Hour Energy drinks because Eddie, Chip and Martha are goin’ on a road trip.
Shades of Blue (NBC, 10 p.m.) — Wozniak finds himself a little surprise while Harlee and Stahl study up on his past — particularly his relationship with Donnie.
Colony (USA, 10 p.m.) — Bram wants to go exploring behind the walls and a member of the Resistance brass is ready to make a deal. Let’s hope that Howie Mandel isn’t hosting.
Idiotsitter (Comedy Central, 10:30 p.m.) — Billie gives activism a try after she accidentally gets Joy fired and has to make a scene to get Kent to bring her back on board.
Late Night Guests:
The Late Show With Stephen Colbert — Christopher Meloni, Mary Elizabeth Winstead, Edward Byers and Ray Lamontagne
Conan — Conor McGregor, Dave Attell and BJ the Chicago Kid
The Late Late Show With James Corden — Gerard Butler, Will Forte and M. Ward
The Daily Show — Mayor Bill de Blasio
The Tonight Show Starring Jimmy Fallon — Pharrell Williams, Priyanka Chopra and Loretta Lynn
Jimmy Kimmel Live — Jason Bateman, Aja Naomi King and Cee-Lo Green
Late Night With Seth Meyers — Tina Fey, John Stamos and Jay Pharaoh