NCAA Tournament (7pm, CBS and TBS) - The games return. Of local interest, Duke takes on Arizona at 9:30pm.
Community (8pm, NBC) - Jeff plans a 'Pulp Fiction' themed birthday party for Abed. All of the NBC sitcoms are new tonight. At 8:30, the unfairly canceled 'Perfect Couples' (very funny, underrated) features Amy's bachelorette party, which doesn't go well due to a conflict with her childhood friend. On 'The Office,' Michael finally proposes to Holly (Amy Ryan, who makes her final appearance on the show). On 'Parks and Recreation,' Leslie plans a camping trip for the whole department, and on '30 Rock,' a forced hiatus sends staffers in search of backup jobs. And then there's 'Outsourced.'
American Idol (8pm, Fox) - Someone is eliminated. Jennifer Hudson and Sugarland perform.
Elizabeth Taylor Biography (8pm, Bio Channel) - A two-hour special on the life and career of the late Elizabeth Taylor.
Grey's Anatomy (9pm, ABC) - Richard wants Derek and Meredith to accept Adele into their Alzheimer's trial, and Henry (Scott Foley) has another complication.
Fairly Legal (10pm, USA) - In the Season 1 finale, Kate tries to prevent trouble at the Croatian embassy while settling a dispute between two brothers. She also deals with threats from Judge Nicastro and personal upheavals.