(All times Eastern.)

Dancing With the Stars (ABC at 8) Singer Shania Twain is a guest judge.

Lucifer (Fox at 8) Lucifer and Chloe investigate the murder of a youth counselor who worked for a high-end reform program.

Supergirl (CW at 8) Supergirl joins J’onn on a personal mission.

The Voice (NBC at 8) The battle rounds continue.

Love & Hip Hop Hollywood (VH1 at 8) The Season 4 reunion concludes.

Kevin Can Wait (CBS at 9) Vanessa plots revenge against Kevin after discovering he skipped work to go to a football game.

The Gifted (Fox at 9) Eclipse attempts to get information from an old friend.

Scorpion (CBS at 10) Team Scorpion is taken hostage.

Martha and Snoop’s Potluck Dinner Party (VH1 at 10) Tichina Arnold (“Martin”) and Ross “the Intern” Matthews join the unlikely duo for a spooky meal of shrimp brains, eye eggs and a scrumptious cadaver.

Scared Famous (VH1 at 9) Tiffany Pollard (“I Love New York”) and other reality stars try to stick it out in a purportedly haunted house in this reality competition series.

POV: Cameraperson (WETA and MPT at 10) The documentary series explores what it means to photograph the world.

Conan (TBS at 11) “Weird Al” Yankovic, Taran Killam, Solomon Georgio.

Daily Show (Comedy Central at 11) Khizr Khan.

Fallon (NBC at 11:34)  Clive Owen, Colleen Ballinger, Julia Michael.

Colbert (CBS at 11:35) Anna Faris, Amy Sedaris, Tyminski.

Kimmel (ABC at 11:35) George Clooney, Norman Reedus, Niall Horan.

Corden (CBS at 12:37) Gabrielle Union, Method Man, Sabrina Claudio.

Meyers (NBC at 12:37) Mariska Hargitay, John Cho, ZZ Ward, Fantastic Negrito.

Bethonie Butler