America's Got Talent
The nation's hottest performers are ready to try out their skills in front of the judges in this season premiere. Mel B., Heidi Klum, Howie Mandel and Howard Stern all return to the judges' panel this year, while Nick Cannon returns as host. NBC/Citytv, 7 p.m.
I Wanna Marry Harry
Don't miss the series première of one of the strangest reality shows of the year. Twelve American women travel to the U.K. in hopes of fulfilling their dream -- marrying Prince Harry. In reality, though, their prince is just a regular guy with red hair. Fox, 8 p.m.
The Night Shift
The night shift at San Antonio Memorial Hospital is composed of returned army doctors who work hard and play hard. TC Callahan (Eoin Macken) and his experienced team risk everything to save the lives that are put into their hands. NBC/Global, 9 p.m.
George Stroumboulopoulos: George Chuvalo
David Letterman: Adam Sandler, Thomas Haden Church
Jimmy Fallon: Seth Rogen, Matt Bomer
Jimmy Kimmel: Jon Hamm, Emma Roberts
Craig Ferguson: Betty White, Richard Quest
Seth Meyers: Matt Lauer, Savannah Guthrie
Jon Stewart: Mariano Rivera
Conan O'Brien: Seth Rogen, Phillip Phillips