Stuckeybowl hosts its first wedding on Ed (8 p.m., NBC). On Dawson's Creek (8 p.m., WB), all hell breaks loose at Capeside High's senior prom, and we're not talking about Carrie and a bucket of pig's blood. Dennis Franz is profiled on a new Biography (8 p.m., A&E). On The West Wing (9 p.m., NBC), the president and Mrs. Laningham eat a whole bunch of 'shrooms and decide to paint the White House purple. Actually, the White House counsel interrogates C.J. and the first lady about the coverup of Bartlet's M.S., while Josh secretly taps Joey Lucas to conduct a hypothetical poll about the situation. Kathie Lee Gifford guests on The Drew Carey Show (9 p.m., ABC) as Mimi's wealthy cousin, who is vying with Drew to be the baby's legal guardian. Ben is torn between two lovers on Felicity (9 p.m., WB). On the eve of the "Survivor: The Australian Outback" finale, E! True Hollywood Story (9 p.m., E!) takes us behind the scenes of last year's original series. Charlie chases a lifelong dream of playing professional baseball on Spin City (9:30 p.m., ABC). 48 Hours (10 p.m., CBS) profiles real-life "survivors" of near-death events. Surely this is not a plug for the "Survivor" finale? Lily and Rick's wedding day is fraught with the usual emotional and familial turmoil on Once and Again (10 p.m., ABC). On That's My Bush! (10:30 p.m., Comedy Central), Laura overhears George talking about the smelly family pet, and mistakenly assumes he's talking about her.
Masterpiece Theatre American Collection (9 p.m., PBS, check local listings) presents an adaptation of Willa Cather's novel "The Song of the Lark," starring Alison Elliott as a determined young woman in an 1890s frontier town who dreams of being an opera star. Tony Goldwyn and Maximilian Schell costar.
Rockies at Phillies (7 p.m., ESPN2)
Red Sox at Mariners (10 p.m., ESPN)
Knicks at Raptors, Game 4 (8 p.m., TNT)
76ers at Pacers, Game 4 (9 p.m., TBS)
Kings at Suns, Game 4 (10:30 p.m., TNT)
Sabres at Penguins, Game 4 (7 p.m., ESPN)
Avalanche at Kings, Game 4 (10 p.m., ESPN2)
Rosie O'Donnell (syndicated) Guest updates
David Letterman (CBS) Regis Philbin, David Gray
Jay Leno (NBC) Cuba Gooding Jr.
Politically Incorrect (ABC) Whoopi Goldberg, Christopher Hitchens
Conan O'Brien (NBC) Robert Patrick, Caroline Rhea
Craig Kilborn (CBS) Lolita Davidovich
All times Eastern unless noted.