What to Watch Tonight: Archer, the Premiere of Discovery's Three-night Klondike Miniseries, and Sleepy Hollow's Season 1 Finale

What to watch on Monday, January 20...

7pm, Cartoon Network
Adventure Time
Don’tcha just hate it when you break your best sword and then the one you replace it with turns out to be cursed? Finn feels your pain in “Blade of Grass.” That’s followed by a trip into a sleepwalking Finn’s subconscious in “The Vault.”

7:30pm, Cartoon Network
The Powerpuff Girls: Dance Pantsed
Mojo Jojo’s latest diabolical scheme to rule Townsville involves a mathematician, an opera singer, a badger, and a villainous video game that seizes control of the Powerpuff Girls’ minds. With the gals in his thrall, it’s up to the Professor to tap his toe-tapping past and save the day.

Sleepy Hollow
“The Indispensable Man” and “Bad Blood” wrap the rookie season with a climactic clash between the forces of good and evil. While Ichabod and Abbie probe the latest mystery held within George Washington’s Bible, Capt. Irving makes a momentous choice to safeguard his family.

8pm, CBS
How I Met Your Mother
Dreading the resumption of their fight, Marshall pulls out all the stops to avoid the looming “Unpause.” Meanwhile, Ted and Robin ply Barney with questions after he plies himself with too much booze.

8pm, The CW
Hart of Dixie
Zoe aids Bricks’ efforts with the local cabaret, while AnnaBeth and Lemon inspire Lavon to keep fighting the good fight against the town merger. Elsewhere in “Star of the Show,” Wade frets over his new relationship and Lynly envies George and Tansy’s closeness.

8pm, Syfy
Lost Girl
Dyson seeks an elemental Fae in “Sleeping Beauty School,” and since Craigslist hasn’t yet created that subcategory in its personal ads, he’ll have to search the old-fashioned way. In more domestic adventures, Kenzi plays babysitter for a lass who may possess hidden value.

8pm, ABC Family
Switched at Birth
Bay tries to balance aesthetics and athletics, and Daphne needs Campbell’s help fixing her flub at the clinic. Meanwhile in “Your Body is a Battleground,” Kathryn invites Renzo to the Kennish homestead and Emmett goes sleuthing when a rash of vandalism strikes Carlton.

Hollywood Game Night
Martin Short, Jason Alexander, Lester Holt, Valerie Bertinelli, Beth Behrs, and Julie Bowen kick off the new season with “Party Boys vs. Game Night Girls.” Then in “Things That Go Clue-Boom in the Night,” the party game gauntlet tests the mettle of Michael Chiklis, Thomas Lennon, Mario Lopez, Retta, Paget Brewster, and Alyssa Milano.

9pm, ABC Family
The Fosters
Callie lands under the watchful eye of a foster care worker (Rosie O’Donnell) in “House and Home,” and Brandon sets out in search of her after learning why she split. Back home, Jesus channels his aggression into athletics after his medication causes problems, and Mariana signs up for the school play to catch a boy’s eye.

Erstwhile King in the North Richard Madden strikes out for even more northerly climes in this scripted adaptation of the book Gold Diggers: Striking It Rich in the Klondike, which centers on two friends seeking all that glitters during the 1890s Yukon gold rush.

9:30pm, CBS
Christy and Bonnie spill a whole mess of beans to one another in “Leather Cribs and a Medieval Rack,” which also features a visit from Christy’s father (Kevin Pollak).

10pm, MTV
Teen Wolf
In “Galvanize,” it’s Scott and the gang to the rescue when a convicted killer busts loose and sets his homicidal sights on a new target.

10pm, FX
“Archer Vice: A Kiss While Dying” sends Archer, Pam, and Lana to Miami, where they begin their grand and foolproof plan of hawking massive quantities of cocaine. Can you feel it coming in the air tonight?

10pm, ABC
Castle and Beckett probe the untimely demise of a hot young pop artist in “Limelight.” Could the star’s party-hearty lifestyle be the cause of death? Or could the vengeful ghost of Buddy Holly have struck once again?

10pm, NBC
The Blacklist
The team’s latest target, “The Alchemist,” alters the DNA of wanted criminals. So take THAT, everybody who claims America is falling behind the rest of the world in the field of mad science! U-S-A! U-S-A!

10:30pm, Cartoon Network
Rick and Morty
Speaking of America’s foremost mad scientists: The family has problems in “Meeseeks and Destroy,” and Rick has the solution. Will that solution wind up causing other, wackier problems? Almost certainly.

– Kareem Abdul-Jabbar, Dr. Maya Angelou, and Smokey Robinson on The Arsenio Hall Show, Syndicated, check local listings
– Adam DeVine, Blake Anderson, & Anders Holm; and Gabrielle Union on Conan, 11pm, TBS
– Emmy Rossum on Chelsea Lately, 11pm, E!
– Author Marilynne Roach on The Daily Show with Jon Stewart, 11pm, Comedy Central
– Author Scott Stossel on The Colbert Report, 11:30pm, Comedy Central
– President Barack Obama and Patti LaBelle on The Tonight Show with Jay Leno, 11:35pm, NBC
– Julia Roberts and Glen Hansard on Late Show with David Letterman, 11:35pm, CBS
– LL Cool J, Chloe Bennett, and Vampire Weekend on Jimmy Kimmel Live, 11:35pm, ABC
– Jessica Alba, Elvis Duran, and Disclosure featuring Sam Smith on Late Night with Jimmy Fallon, 12:37am, NBC
– Denis Leary on The Late Late Show with Craig Ferguson, 12:37am, CBS


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