TODAY’S TV BEST BETS
‘The Conners: Don’t Shoot the Piano Teacher’
ABC, 7 p.m.
When Ben ( Jay R. Ferguson) offers Mark (Ames McNamara) free piano lessons, Darlene (Sara Gilbert) finds this to be an opportunity to test his parenting skills. Jackie (Laurie Metcalf ) throws Becky (Lecy Goranson) a baby shower, and Emilio (Rene Rosado) continues his efforts to be part of the baby’s life.
‘NCIS: The Last Link’ CBS, 7 p.m. (guest star alert) Dabney Coleman guest-stars in a new episode as an old family friend who asks Gibbs (Mark Harmon) to join him on a road trip to search for a missing military I.D. bracelet.
‘The Flash: The Flash & The Furious’
The CW, 7 p.m.
While Nora ( Jessica Parker Kennedy) grapples with the revelation that Thawne (Tom Cavanagh) killed her grandmother, Team Flash must stop the formidable team-up of a newly sprung-from-jail Weather Witch (Reina Hardesty), and Silver Ghost (Gabrielle Walsh), a new meta-tech villain who can control engines and motorized technology.
‘Lethal Weapon: The Roger and Me’
Fox, 7 p.m.
Murtaugh (Damon Wayans) realizes his fighting moves aren’t as sharp as they used to be when he and Cole (Seann William Scott) investigate the murder of an underground MMA fighter.
‘Ellen’s Game of Games: Parent Snapped’
NBC, 7 p.m.
Contestants play new games Mount St. Ellen and See You Later Alligator, along with Aw Snap and You Bet Your Wife. The winner of each of the first four rounds advances to Know or Go, and the person who wins that game advances to Hot Hands for a chance to win a cash prize. ‘Finding Your Roots With Henry Louis Gates Jr.: Mystery Men’
PBS, 7 p.m.
With the help of host Henry Louis Gates Jr., actors Felicity Huffman and Michael K. Williams discover a wealth of hidden family history. Both grew up knowing little about their biological fathers, and seeing their lost ancestry restored proves deeply empowering.
‘The Kids Are Alright: Show Boat’
ABC, 7:30 p.m.
Against Peggy’s (Mary McCormack) wishes, Frank (Sawyer Barth) secretly helps design a set for a musical in which Timmy ( Jack Gore) is performing. Feeling jealous of all the positive attention Frank is getting for his work, Timmy devises a plan which forces Frank to admit his involvement on set, but Timmy’s scheming backfires.
‘Roswell, New Mexico’
The CW, 8 p.m. (new series) A reboot of the ’90s TV show “Roswell,” this new series follows