Key & Peele (10 p.m., Comedy Central) – Keegan-Michael Key and Jordan Peele announced this week that they are ending their amazing show after this current season ends. So watch it while you can. Skits tonight include a gospel group who must practice without its coach; a prisoner who tries to trick his guard; and a young man who speaks only in catchphrases.
Also on tonight . . .
Extant (9 p.m., CBS) – Molly learns Ethan is alive and sets out to get him back, while J.D. looks into Julie's potential involvement in John's death.
Suits (9 p.m., USA) – Harvey must make a difficult personal decision about a case.
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The Jim Gaffigan Show (10 p.m., TV Land) – Jim plans a romantic anniversary that includes a Broadway show and a hotel stay, but the night gets interrupted.
Unplugged Nation (10 p.m., FYI) – In the premiere of this new series, a couple and their two children check out three off-the-grid properties in Hawaii and choose one to stay in for three days before making an offer.
The Carbonaro Effect (10 p.m., truTV) – Season 2 begins with Michael pretending to be a hipster making juice at a farmers market.