Parks and Recreation
It's been a year since Leslie became a city councillor and she's ready to celebrate in this season finale. Andy calls Special Agent Burt Macklin for help on an investigation, and April faces some life-altering news. NBC, 8:30 p.m.
As Bailey continues to shut everyone out, Owen becomes concerned that Ethan could end up in foster care. Meanwhile, hospital staff care for a magician's assistant who was injured when a trick went awry. ABC/CTV, 8 p.m.
The Big Bang Theory
TV legend Bob Newhart guest-stars in this new episode, playing the former host of a kids' TV show who was Sheldon's hero when he was a kid. So much so, in fact, that he convinces Leonard to hire Professor Proton to perform at a party. CBS/CTV, 7 p.m.
George Stroumboulopoulos: John Singleton
Jay Leno: Matt Lauer
David Letterman: Atlas Genius
Jimmy Kimmel: Robert Downey Jr.
Craig Ferguson: Pierce Brosnan
Jimmy Fallon: Zach Galifianakis
Conan O'Brien: Julia Louis-Dreyfus