Onetime rapper Bow Wow hosts a new reality dating series “After Happily Ever After” (BET, 10 p.m.) in which singles who have left long-term relationships now look for a new partner — as guided by their exes. It’s all set in Kentucky for some reason. 

Recent discoveries make more clear the last days of Pompeii before the volcano blast , as reported on “Secrets of the Dead” (PBS, 10 p.m., check local listings).

“Reginald the Vampire” (Syfy, 10 p.m.) goes on a first date with Sarah. 

Tom is off on his book promotion tour on “Home Economics” (ABC, 9:30 p.m.).

“Farmhouse Fixer” (HGTV, 9 p.m.) has its first season finale. 

Janine helps introduce a new beverage to “Abbott Elementary” (ABC, 9 p.m.), and it doesn’t go well.

“Lego Masters” (Fox, 9 p.m.) build treehouses in actual trees. 

Pregnancy is exhausting Erica on “The Goldbergs” (ABC, 8:30 p.m.). 

“Great Lakes Untamed” (Smithsonian, 8 p.m.) looks at the wildlife in the area, including otters, wolves and ravens. 

New arrivals are shaking things up on “The Real Love Boat” (CBS, 9 p.m.). 

“The Amazing Race” (CBS, 10 p.m.) travels to the deserts of the Kingdom of Jordan.

Someone is spied opening their Beware Advantage on “Survivor” (CBS, 8 p.m.). 

Beverly Rose’s first day of kindergarten doesn’t go well on “The Conners” (ABC, 8 p.m.).

The 100th anniversary of discovering Egyptian pharaoh Tutankhamen’s tomb is next month, but there’s an overview tonight in the special “King Tut: A Century of Secrets” (Discovery, 8 p.m.). 

Bumped last week, the Andrew Lloyd Weber episode of “The Masked Singer” (Fox, 8 p.m.) is tonight instead. (Can I repeat last week’s joke? “They’ll all probably want to do ‘Phantom.’ Thanks). 

Supply chain problems hit “Chicago Med” (NBC, 8 p.m.); there’s a station Halloween open house on “Chicago Fire” (NBC, 9 p.m.) and “Chicago P.D.” (NBC, 10 p.m.) stumbles onto human trafficking ring.

Jennie returns to the fold on “Stargirl” (CW, 8 p.m.). 

On “Tyler Perry’s House of Payne” (BET, 8 p.m.), the wedding renewal plans are up in the air. 

Nicky travels to Thailand to help Henry, after she learns he’s a suspect in a heist gone wrong on “King Fu” (CW, 9 p.m.). 

On “Assisted Living” (BET, 8:30 p.m.), Anastasia’s first ex-husband pops up. 

Zac must neutralize a situation on “Tyler Perry’s Sistas” (BET, 9 p.m.). 

“The Real Housewives of Salt Lake City” (Bravo, 9 p.m.) encounter bad weather betrayals. 

The reunion continues for “The Real Housewives of Beverly Hills” (Bravo, 8 p.m.). 

“Guy’s Ultimate Game Night” (Food, 8 p.m.) welcomes Tara Lipinski, Johnny Weir, Natasha Leggero and Moshe Kasher. 

ChaCha gets an audition on “Raising a F***ing Star” (E!, 9:30 p.m.).

“Chucky” (Syfy, USA, 9 p.m.) is captured and may get brainwashed.

Sounds like a pain in the neck: “Terror in the Woods” (Travel, 10 p.m.). 

The first night of a two Wednesday look at Pam Grier on Turner Classic Movies begins with “Greased Lightning” (8 p.m.), “Friday Foster” (10 p.m.) and “Hit Man” (midnight), but also includes Tamara Dobson in “Cleopatra Jones” (2 a.m.) and “Cleopatra Jones and the Casino of Gold” (4 a.m.). 

During the day are films of career transitions, with “Repent at Leisure” (6 a.m.), “The Secret of My Success” (7:15 a.m.), “The Great Mr. Nobody” (9 a.m.), “Grand Slam” (10:15 a.m.), “Everybody’s History” (11:30 a.m.), “Beauty for the Asking” (12:30 p.m.), “Pretty Baby” (1:45 p.m.), “The High Cost of Living” (3:30 p.m.), “Young Man with Ideas” (5 p.m.) and “The Working Man” (6:30 p.m.). 

Baseball’s league championships have Philadelphia at San Diego (FOX, 4:30 p.m.) in Game 2 in the National League, and Yankees at Houston (TBS, 7:30 p.m.) in Game 1 of the American League.

Basketball includes New York at Memphis (ESPN, 7:30 p.m.) and Dallas at Phoenix (ESPN, 10 p.m.).

Hockey includes Philadelphia at Florida (TNT, 7:30 p.m.) and St. Louis at Seattle (TNT, 10 p.m.).

College Football has Georgia State at Appalachian State (ESPN2, 7:30 p.m.). 

Women’s college basketball has Minnesota at Iowa (ESPNU, 7 p.m.) and LSU at Alabama (ESPNU, 9 p.m.). 

Daytime Talk

Kelly Ripa and Ryan Seacrest: Dale Earnhardt Jr. The View: Danielle Deadwyler, Jalyn Hall, Sean Patrick Thomas, Chinonye Chukka, Amber Tamblyn. The Talk: Rebecca Romijn. Drew Barrymore: John Stamos, Kaitlyn Dever. Kelly Clarkson: Eddie Redmayne, Emily Deschanel, Dara Yu, Liz Parker. Jennifer Hudson: Adam Lambert, Jalyn Hall. 

Late Talk

Stephen Colbert: Rep. Nancy Pelosi, Armando Iannucci, Dermot Kennedy (rerun). Jimmy Kimmel: Mila Kunis, Ramy Youssef, Future (rerun). Jimmy Fallon: Margot Robbie, Bobby Moynihan, Nathaniel Rateliff & the Night Sweats (rerun). Seth Meyers: Hillary Clinton, Chelsea Clinton, Kate Berlant (rerun). James Corden: Vin Diesel, Ed Sheeran, Maisie Peters (rerun). Trevor Noah: Brandi Carlile.