A woman (Marg Helgenberger) knows her bum ex-husband too well not to wonder if he has an alibi when his second wife ends up dead in Lethal Vows (9 p.m.-11 p.m., Lifetime).
GAMESHOW MARATHON -- 8 p.m.-9 p.m., WJZ, Channel 13 / What's behind Door No. 2? Find out as the celebs play Let's Make a Deal. CBS.
EVERYBODY HATES CHRIS -- 8 p.m.-8:30 p.m., WUTB, Channel 24 / Give him an A for effort, but Chris' report-card forgery won't fly. UPN.
THE OFFICE -- 8 p.m.-8:30 p.m., WBAL, Channel 11 / How not to handle a fire drill. NBC.
SO YOU THINK YOU CAN DANCE -- 9 p.m.-10 p.m., WBFF, Channel 45 / It's L.A.'s turn to step up. Fox.
TO WONG FOO, THANKS FOR EVERYTHING! JULIE NEWMAR -- 8 p.m.-10 p.m., Bravo / Road-tripping drag queens break down in a most unwelcome place.
BIG LOVE -- 9 p.m.-10 p.m., HBO / Nicki's secret leaks out, and Roman has an answer for Bill.
STARK RAVING MAD -- 9:45 p.m.-11:30 p.m., TMC / To cover a robbery, a bandit stages a loud rave party.
TODAY -- Actor Kelsey Grammer. (7 a.m., WBAL-11)
THE EARLY SHOW -- Actress Jennifer Aniston. (8 a.m., WJZ-13)
THE VIEW -- Actress Nicollette Sheridan; Michael Bolton performs. (11 a.m., WMAR-2)
DAVID LETTERMAN -- Actor Tom Cruise. (11:35 p.m., WJZ-13)
JAY LENO -- Actor Robin Williams; Daniel Powter performs. (11:35 p.m., WBAL-11)
JIMMY KIMMEL -- Actress Julia Stiles. (12:06 a.m., WMAR-2)
From Web, wire reports
TV'S TOP 10
Last week's top TV shows, according to A.C. Nielsen Co.: ShowNetworkViewers*
1American Idol, WednesdayFox36.4
2American Idol, TuesdayFox31.8
6Two And a Half MenCBS15.5
7Deal Or No Deal, MondayNBC14.2
9CSI: Crime Scene InvestigationCBS13.3
10New Adventures of Old ChristineCBS13.1
*The listing gives estimated numbers of viewers (in millions) for each show last week.