Today on TV

New Adventures of Old Christine (7 p.m., Ch. 2): Christine pulls Ritchie out of private school and puts him in a public school.

Scrubs (7 p.m., Ch. 5): The janitor and his girlfriend plan a fake wedding in the Bahamas.

Jean-Michel Cousteau: Ocean Adventures (7 p.m., Ch. 7): Cousteau travels to the Arctic to study beluga whales.

Lie to Me (7 p.m., Ch. 13): Lightman discovers a massive coverup after a building collapse.

Better Off Ted (7:30 p.m., Ch. 4): Veridian's new state-of-the-art sensor system inadvertently creates racial controversy.

NBA (7:30 p.m., Ch. 14 and ESPN): Jazz at Mavericks

Criminal Minds (8 p.m., Ch. 2): A serial killer is targeting coeds on spring break.

Lost (8 p.m., Ch. 4): Ben must try to call the smoke monster to atone for sins of the past.

American Masters (8 p.m., Ch. 7): Composer Philip Glass is profiled.

American Idol (8 p.m., Ch. 13): The results of this week's voting are announced.

CSI: NY (9 p.m., Ch. 2): A man is shot to death in a theater.

Mythbusters (10 p.m., Discovery): It's the "Demolition Derby Special."