What to TiVo: Tuesday

Fox has the season premiere of American Idol
NBC is new with Biggest Loser: Couples and Law and Order: Special Victims Unit
CBS is new with NCIS, The Mentalist, and Without a Trace
ABC is new with Homeland Security USA, Scrubs, and Primetime: What Would You Do?
The CW is new with 90210 and Privileged
FX is new with Nip/Tuck
Bravo is new with Real Housewives of Orange County
MTV is new with Double Shot at Love
TNT is new with Leverage
VH1 has Rock of Love Bus
Comedy Central is new with The Daily Show with Jon Stewart and The Colbert Report
Late-night highlights include Mickey Rourke, Toni Collette, and John Legend on The Tonight Show with Jay Leno on NBC; Salma Hayek and Jimmie Walker on Late Show with David Letterman on CBS; and Rosario Dawson, Donald Faison, and Susan Tedeschi on Late Night with Conan O'Brien on NBC