What to watch on Monday, January 13...
7pm, Cartoon Network
When Tree Trunks and Mr. Pig tie the knot in “Apple Wedding,” LSP tries to crash the festivities. Then in “Earth & Water,” Bubblegum helps Flame Princess overcome her mendacious nature.
SEASON 3 PREMIERE, 8pm, ABC Family
Switched at Birth
Senior year welcomes a new batch of hearing students to Carlton, where Toby takes over as the girls’ field hockey coach. But it’s off-campus that Bay and Daphne make new connections in “Drowning Girl,” as the former is motivated by a local college art teacher (Sandra Bernhard) and the latter meets a pre-med student (RJ Mitte) while serving her probation at a free clinic.
SEASON 4 PREMIERE, 8pm, Syfy
“In Memoriam” pits the team against the Mystery of the Missing Memories, though Morrigan is more concerned about keeping certain past events well and truly forgotten.
How I Met Your Mother
The Slap Bet reaches its thrilling, terrifying crescendo in “Slapsgiving 3: Slappointment in Slapmara.” Has Marshall scoffed at Geneva Conventions prohibitions and perfected the devastating slap technique that will separate Barney from his face once and for all?
8pm, The CW
Hart of Dixie
Lavon and George work to foil BlueBell’s proposed merger with another town, and Zoe drums up a fake scandal as a smokescreen. Meanwhile in “Something to Talk About,” Brick’s reentry into the dating pool hits some bumps, while Wade’s love life causes Zoe fits.
American Ninja Warrior: USA vs. Japan
Five of the finest physical specimens from each nation tackle a four-stage, head-to-head challenge course in Las Vegas.
The forces of darkness set their sights on Capt. Irving’s daughter, driving him to seek aid from Abbie, Ichabod, and the secrets of Washington’s Magic Bible. Elsewhere, “Vessel” sheds light on more of Jenny’s haunted history.
SEASON 2 FINALE, 9pm, TNT
Closing in on their serial killer quarry in “Return to Sender, Part 2,: the team finds their efforts complicated by the machinations of an amoral attorney (Jeri Ryan)
SEASON 1B PREMIERE, 9pm, ABC Family
“The Honeymoon” finds the family reeling after Callie runs away, with Jude and Brandon consumed by guilt over their part in her decision. Meanwhile, Mariana learns the truth behind Lexi’s planned excursion to Honduras.
SEASON 4 PREMIERE, 9pm, Syfy
Josh is trapped inside his wolf in “Old Dogs, New Tricks,” but don’t worry—I hear it’s bigger on the inside. Sally and Donna share an even stranger prison, and Nora and Aidan adjust to their cohabitation in the woods.
SERIES PREMIERE, 10pm, Syfy
A Toronto photographer (Laura Vandervoot) is drawn back to her upstate New York home by a family crisis as “Summons” begins Syfy’s latest Canadian import. Oh, did I forget to mention she’s also the world’s only female werewolf? And that the crisis in question is an assault by a band of rival beasties? I guess those might be important elements.
In other lycanthropic frolics, Derek and Peter get help from an unexpected source in “More Bad Than Good.” Meanwhile, Scott and the gang consider tracking down the werecoyote before it’s captured by others or gets its paws on an Acme catalog.
Liz has a history with “The Good Samaritan Killer” (Frank Whaley), who resurfaces to dispense his ironic brand of assistance. But the FBI is busy with a mess of its own hunting for the mole, while a missing Red searches for his Judas.
Castle Père (James Brolin) is at the center of the murder investigation in “Deep Cover.” What explains his ties to the elite-hacker-turned-video-store-clerk who was slain? Follow-up question: “video store clerk” is still a job, huh?
TIME SLOT PREMIERE, 10pm, CBS
A suicide bombing at a U.S. Marine base leads CyberCom to uncover an even more combustible threat in “Red X.”
SERIES PREMIERE, 10pm & 10:30pm, National Geographic
Duck Echoes Don’t Quack
Michael Ian Black, Tom Papa, and Seth Herzog host an unorthodox examination of strange scientific hypotheses. The first two episodes tackle the spread of germs in the bathroom, balancing a truck on ceramic mugs, and more.
SEASON 5 PREMIERE, 10pm, FX
Everything goes haywire in “White Elephant,” sparked by the death of a longtime ISIS vet. For Codename: Duchess and his cohorts, nothing will ever be the same. (Except for the part where Archer’s a huge jerk. That’s practically an immutable law of nature.)
SERIES PREMIERE, 10:30pm, FX
An unconventional rapper (Bobby Moynihan) finishes a prison stint and sets out to take the music world by storm in this new animated comedy from from the creators of Archer and Eastbound & Down, also starring Hannibal Buress, Michael Peña, Kathryn Hahn, and Method Man.
– Tyrese, Wendell Pierce, Gary Owen, and TGT on The Arsenio Hall Show, Syndicated, check local listings
– Courteney Cox, John Leguizamo, and Jamestown Revival on Conan, 11pm, TBS
– TBD on Chelsea Lately, 11pm, E!
– Roger Ross Williams on The Daily Show with Jon Stewart, 11pm, Comedy Central
– Frontline executive producer David Fanning on The Colbert Report, 11:30pm, Comedy Central
– Jennifer Lopez, Aaron Eckhart, and Dorian Holley on The Tonight Show with Jay Leno, 11:35pm, NBC
– Bill Cosby and Sleigh Bells on Late Show with David Letterman, 11:35pm, CBS
– Kevin Costner, Harry Connick, Jr., and musical guest Kevin Costner and Modern West on Jimmy Kimmel Live, 11:35pm, ABC
– Queen Latifah, Jon Bernthal, and London Grammar on Late Night with Jimmy Fallon, 12:37am, NBC
– Kevin Bacon and Karla Souza on The Late Late Show with Craig Ferguson, 12:37am, CBS
WHAT ARE YOU WATCHING TONIGHT?