The sci-fi series Farscape (8 p.m. Fri., Sci-Fi Channel) has its second-season premiere. Barbara Walters grills John and Patsy Ramsey about the death of their daughter, JonBenet, on 20/20 (10 p.m. Fri., ABC). Conan O'Brien is the St. Patrick's Day guest for Space Ghost Coast to Coast (11 p.m. Fri., Cartoon Network). Wrestler The Rock hosts Saturday Night Live (11:30 p.m. Sat., NBC), featuring a rare TV performance from AC/DC. Angus, me boy, it's been too long. Buddhist monks proclaim Bobby to be a reincarnated lama on King of the Hill (7:30 p.m. Sun., Fox). On The Simpsons (8 p.m. Sun., Fox), a Native American mystic/casino manager lets Bart see 30 years into the future -- and Lisa is the president of the United States. The multi-faceted William B. Davis -- that's the Cigarette Smoking Man to you -- wrote this week's episode of The X-Files (9 p.m. Sun., Fox), in which CSM offers Scully proof of a miraculous disease cure, but it'll cost her. On The Sopranos (9 p.m. Sun., HBO), Richie and Junior have had enough of Tony's leadership, Tony tries to be a better father and Carmela's views on the sanctity of marriage are sorely tested when she hires a hunky contractor to re-do the living room. Elton John is the subject of a new Behind the Music (9 p.m. Sun., VH1), which is followed by Elton John's "The Road to El Dorado" (10 p.m. Sun., VH1), an intimate San Francisco concert featuring his songs for the upcoming animated film "El Dorado."
Celebrating the Green: St. Patrick's Day (8 p.m. ET/9 PT, Fri., History Channel) looks at the history of the holiday and how it's been celebrated through the years. Believe it or not, St. Patrick never actually got to enjoy a Shamrock Shake. If it's a bit o' steppin' you're after on this St. Patrick's Day, try Emerald Shoes (8 p.m. Fri., Bravo), a history of Irish dance. Jeff Bridges captains a sailing ship of troubled boys right into a storm in the 1996 drama White Squall (8 p.m. Sat., ABC), which has its network premiere. Also starring Scott Wolf and Ryan Phillippe. Gena Rowlands and Louis Gossett Jr. have to put racial differences aside to raise their orphaned granddaughter in the new TV movie The Color of Love (9 p.m. Sun., CBS). The made-for-cable movie Best Actress (9 p.m. Sun., E!) is a campy comedy about five best actress nominees who will do anything to win. Thomas Calabro, Loretta Devine, Rachel Hunter and Jaime Pressly star.
NCAA Men's Tournament (Noon, 7:30 p.m. Fri., CBS; 1 p.m. Sat., CBS; Noon, Sun., CBS)
NCAA Women's Tournament (6 p.m., midnight, Fri., ESPN2; 10 p.m. Sat., ESPN2; Midnight, Sat., ESPN; 2 p.m., 7, 9, 11, Sun., ESPN2)
Lakers at Knicks (Noon, Sun., NBC)
Blues at Kings (8:30 p.m. Fri., ESPN)
Red Wings at Avalanche (Noon, Sat., ABC)
Rangers at Penguins (8 p.m., Sun., ESPN)
Rosie O'Donnell (syndicated) Martin Sheen, Joan Cusack
David Letterman (CBS) Shaquille O'Neal, Helen Mirren (rerun)
Jay Leno (NBC) Courtney Thorne-Smith, Michael Imperioli
Politically Incorrect (ABC) Bobby Slayton, Hunter Tylo
Conan O'Brien (NBC) Jon Stewart, Eric Idle