Networks are scrambling to put together tributes to Whitney Houston. Here are a few I've seen so far (will update as I run across others -- but if you know of some, add them in the comments section):
Dateline: NBC (7 p.m., NBC) - Lester Holt will host a one-hour special edition of "Dateline" looking at Whitney's life.
Grammy Awards (8 p.m., CBS) - Jennifer Hudson, Chaka Khan and others will perform a tribute to Houston during tonight's Grammy show.
106 & Park (6 p.m., BET) - A a special three-hour episode of “106 & Park” focusing on Whitney's life and music.
The Bodyguard (8 p.m., Lifetime) - Whitney's 1992 romantic drama starring Kevin Costner.
Whitney Houston: Death of a Diva (9:30 p.m., VH1) - Another special looking at the life and death of Whitney Houston.
A to Z Whitney Houston Video (Noon, VH1 Classic) - Whitney Houston music videos.
Cinderella (1 p.m., BET) - The Cinderella movie starring Houston, Brandy, and Whoopi Goldberg
Waiting to Exhale (4:05 p.m., Encore) - The 1995 film starring Houston, Angela Bassett, Loretta Devine and Lela Rochon.
Whitney Houston: In Her Own Words (7:30pm, MTV) - Sway Calloway hosts a 30-minute MTV News special featuring interviews with Houston dating from 1986.
Remembering Whitney: The Oprah Interview (9 p.m., OWN) - Oprah will air her 2-hour interview with Houston from 2009 and offer her remembrances of the singer.
One Moment in Time: The Life of Whitney Houston (9 p.m., ABC) - In a special episode of "20/20," Diane Sawyer looks back over Houston's career and battles with addiction. Includes excerpts from the interview Sawyer conducted with Houston in 2002.
The Los Angeles Times has a more complete list of Whitney Houston programming.