TONIGHT: The latest Real World/Road Rules challenge is upon us, Top Chef Masters is back, Peep Show third season premieres, Rihanna performs on American Idol, Shear Geinus declares a winner, and Steve Carrell returns to The Daily Show.

8:00 PM

America's Next Top Model The models visit New York's fashion district and pose with comedian Ross Matthews. (The CW)
Minute to Win It A firefighter continues the competition, a teacher tries to win the Pin Tac Toe challenge. (NBC)
The New Adventures of Old Christine Christine plans to take Ritchie on his first family vacation to Florida, but—of course—things do not work out as planned. (CBS)
Human Target Chance must guard a British princess who's the target of an assassination plot. (Fox)

9:00 PM

American Idol Rihanna performs, one of the top nine is voted off. (Fox)
Peep Show Season Premiere. Mark gets mugged by two teens, Jeremy's new girlfriend presents an interesting opportunity. (BBC America)
Mythbusters A spy's escape scenario and a myth spawned by a physics experiment. (Discovery)
Criminal Minds Forest Whitaker will guest star as Agent Sam Cooper in a mini-pilot that will serve as a spin-off next season. (CBS)
Fly Girls The girls attend a party aboard a yacht in San Diego; Nikole visits her boyfriend in San Francisco; Louise's sister visits and voices her opinion about Louise's career choice. (The CW)
High Society (9:30) Jules is facing eviction and Tinsley travels to Newport, Rhode Island to patch things up with her Mom. (The CW)

10:00 PM

South Park Tonight's episode revolves around Facebook, Kyle turns to Stan when he has a "facebook crisis." (Comedy Central)
Ugly Betty The approach of Hilda's wedding presents RSVP choices, Justin considers his friendship with Austin, Betty mulls a professional change, and Wilhelmina recruits an unwitting ally in her war against the Meades. (ABC)
Law & Order: SVU Benson and Stabler realize they've misidentified a murder victim at a wedding when the presumed dead is found alive. Whoops! (NBC)
Independent Lens "Unmistaken Child" follows Tenzin Zopa, the shy but devoted disciple of a deceased Tibetan spiritual leader, on a journey to find his reincarnated master. (PBS)
Is It Possible? Sheep play video games and create art; a human lightning rod; an extreme unicyclist; a newfound prehistoric sea creature; a robotic snake. (Discovery)
CSI: New York A woman linked to an unsolved murder is discovered dead. (CBS)
The Challenge: Fresh Meat II Season Premiere. Thirteen Real World/Road Rules Challenge are paired up with 13 contestants (aka the "fresh meat.") Who's ready for another season of drunken hookups and fights? (MTV)
Addicted Alissa, who's been a heroin addict for 16 years, hopes to turn things around. (TLC)
Being Erica Season Finale. Tonight's episode promises a big surprise that doesn't involve her choice between Ethan and Tai. (SoapNet)
Shear Genius Season Finale. Three finales must style the hair of six models for Henry Duarte's fashion show. (Bravo)
Dinner: Impossible Robert cooks for 200 people at the Red Rock Balloon Rally in Gallup, N.M. (Food Network)
In Plain Sight When Mary and Marshall reconnect with their first witnesses, flashbacks reveal how Mary joined the Witsec program. (USA)
Top Chef Masters (11:00) Season Premiere. The chefs must compete to create a meal that's also an aphrodisiac. (Bravo)

Who's on the Late Night Couches Tonight?

The Daily Show: Steve Carell (Comedy Central)
The Colbert Report: David Simon (Comedy Central)
Jimmy Kimmel Live: Luke Wilson, Aaron Johnson, PiL (ABC)
Lopez Tonight: Taraji P. Henson, Bruno Tonioli, George Wallace (TBS)
The Tonight Show with Jay Leno: David Duchovny, Kendra Wilkinson-Baskett, Corinne Bailey Rae (NBC)
Late Night with Jimmy Fallon: Rachel Maddow, Dave Annable, Suzanne Vega (NBC)
Last Call with Carson Daly Tom DeLonge, David Kennedy, Matt Walsh, Angels & Airwaves (NBC)
Late Show with David Letterman: Chris Rock, Jane Lynch (CBS)
Late Late Show with Craig Ferguson: Raquel Welch, Anna Torv, Brian Scott McFadden (CBS)