What to Watch on Tuesday: ‘At Home with Amy Sedaris’ shows its Triangle roots

At Home with Amy Sedaris (10:30 p.m., truTV) – Expect several references to Research Triangle Park in the debut of Sedaris’ spoofy new homemaking show, including guest star Paul Giamatti playing a pretty creepy RTP businessman.

Also on tonight . . .

The Flash (8 p.m., The CW) – Barry and the team have a string of bad luck caused by a new metahuman.

This Is Us (9 p.m., NBC) – Jack takes the boys on a camping trip, leaving Rebecca to deal with some unexpected news.

The Mayor (9:30 p.m., ABC) – The mayor and the police chief disagree on how to handle the spooktacular celebration.

DC’s Legends of Tomorrow (9 p.m., The CW) – The Legends must go to the future to capture a rogue time traveler.

Kevin (Probably) Saves the World (10 p.m., ABC) – Kevin is caught in the middle between Lucille and her sister. (You guys, please watch this. It’s a great show and ratings are way too low.)

Drop the Mic (10 p.m., TBS) – In the premiere of this new lyrical competition series, James Corden takes on Halle Berry and Usher faces Anthony Anderson.