On Friends (8 p.m., NBC), Ross learns another downside to dating a college student -- it's spring break and she wants to par-ty! NBC unveils the new sitcom Daddio (8:30 p.m., NBC), starring Michael "The Commish" Chiklis as a stay-at-home father. On Frasier (9 p.m., NBC), Frasier and Roz go to an out-of-town conference together, where they find that they're strangely attracted to each other. Or maybe they've been hitting the minibar too hard. Mystery! (check local times, PBS) presents "Lady Audley's Secret," an adaptation of a scandalous 1862 novel about a governess with a trampy past who marries an aristocrat. Neve McIntosh stars. Investigative Reports (9 p.m. ET/10 PT, A&E) takes a two-hour look at juvenile justice in the eye-opening Rory Kennedy-Liz Garbus documentary "Juvies." Another new NBC sitcom, Battery Park (9:30 p.m., NBC), is a "gritty" cop comedy from Gary David Goldberg (uh-oh, "Spin City"), starring Elizabeth Perkins as a tough detective squad captain. Watch at your own risk.
Steve Martin receives the Career Achievement Award at the 14th annual American Comedy Awards (8 p.m., Fox). Performers and presenters include Martin Short, Nathan Lane, Jane Krakowski, Richard Belzer, Steve Harvey, Ray Romano and Mike Myers.
NCAA men's tournament (7:30 p.m., CBS)
Kings at Flyers (7 p.m., ESPN2)
Avalanche at Coyotes (10 p.m., ESPN2)
Rosie O'Donnell (syndicated) Gabriel Byrne, Billy Crudup
David Letterman (CBS) Kevin Spacey, Eurythmics
Jay Leno (NBC) David Duchovny, Mandy Moore
Politically Incorrect (ABC) Dana Carvey, Cokie Roberts
Conan O'Brien (NBC) Gabriel Byrne, Amy Sedaris