8 p.m. on (CW), ‘‘Hart of Dixie’’ — After George’s (Scott Porter) parents discover he’s dating Tansy (Mircea Monroe), his mom hatches a plan to force him and Zoe (Rachel Bilson) to face their feelings for each other. Lemon (Jaime King) gets a shock of her own when she learns the identity of Brick’s (Tim Matheson) love interest. Lavon (Cress Williams) resolves to unmask the British stranger who’s stolen Annabeth’s (Kaitlyn Black) heart in ‘‘Islands in the Stream.’’

9:31 p.m. on 5, 8, ‘‘The New Normal’’ — Bryan and David’s (Andrew Rannells, Justin Bartha) wedding day arrives with its share of roadblocks on the way to the altar — this is a sitcom wedding, after all — but the happy couple are determined to tie the knot before their baby arrives. Apparently, however, someone forgot to let the baby know. Georgia King also stars in the season finale, ‘‘The Big Day.’’

10 p.m. on TBS, ‘‘Cougar Town’’ — Jules (Courteney Cox) and the gang share their innermost thoughts via ‘‘Breakfast Club’’-style voice-overs in this new episode. Grayson (Josh Hopkins) reads some unfavorable reviews on Yelp and is crushed. Jules’ attempt to prove she’s not a goody-two-shoes works a little too well in ‘‘The Criminal Kind.’’ Busy Philipps and Ian Gomez also star.

10:01 p.m. on 2, 9, ‘‘Body of Proof’’ — Well, they do both end in ‘‘-bies.’’ While he and Megan (Dana Delany) are investigating a savage murder, Tommy (Mark Valley) is bitten by the victim’s neighbor, who turns out to have rabies. When someone else dies of the disease — apparently without being bitten — some of Megan’s colleagues think they might be dealing not with rabies but with zombies. Luke Perry guest stars as the new health commissioner in the new episode ‘‘Skin and Bones.’’

10:01 p.m. on 5, 8, ‘‘Smash’’ — Tom (Christian Borle) tries to play peacemaker between Ivy and her mother, Leigh Conroy (Megan Hilty, Bernadette Peters) when the latter joins the cast of ‘‘Bombshell.’’ Ana’s (Krysta Rodriguez) success and a surprise visitor pose a threat to Jimmy’s (Jeremy Jordan) connection with Karen (Katharine McPhee). The public gets a glimpse of ‘‘Hit List’’ in the new episode ‘‘The Parents.’