The MTV celebrity machine rolls on. On the season premiere of The Challenge: Cutthroat, our nation's best and brightest prepare for their first challenge: tear gas. But as always, their biggest obstacle is their mental incompetence.

[Tom Cruise does his own stunts on the Prague set of "Mission: Impossible 4." Image via Pacific Coast News. Click to enlarge.]

Joy Behar celebrated her birthday on today's episode of The View by bringing her Saturday Night Live doppelganger on. Fred Armisen discussed the creative process behind his impersonations of President Obama, Gov. David Patterson, and of course—Joy.

The Waldorf might have bedbugs. Yes, that Waldorf, the schmancy hotel that invented a salad, where rooms cost $730 a night. But the itchy menace has penetrated every vaunted institution in America! No building, palace, or visiting dignitary is safe!

Columbia is America's "most sexually healthy" university. All virgins. Kidding! Least healthy: University of Idaho. Sad.

Daily Profile: Steve Buscemi

If Roger Sterling's recent loss of American Tobacco is making you question the ol' rascal's ability to sell, let this commercial for Lincoln serve as a warning. And we thought Mad Men's Silver Fox could convince us to buy anything...

It's not someone talking on their cell phone, falling on the tracks, or one of the other nasty things that happen underground, but anyone falls asleep on the train regularly is terrified of waking up like this. Scary!

"Abs in a Box." Abs in a tube. Ab makeup. Ab surgery. America! Abdicate your ab addiction!

Meet Justin Bieber, a 35-year-old Jacksonville man besieged by phone calls and letters from romance-crazed teenage girls trying to contact the fresh-faced singer of their dreams. Facebook even kicked him off the network for having a fake celebrity account.

For many women, their wedding day is one of the most important of their lives. One of the biggest parts of that day is the dress. So, imagine how this lady felt when a dog peed on it! Video inside.

New Yorkers, the price of your Metrocard just went up 17%.

Why are the Democrats facing 13 tough Senate races this November? Who, exactly, are the Republican candidates challenging mainstays like Harry Reid? Well, some of them are psychotic, and, last night, Jon Stewart explained. That—and a Delaware bonus!—inside.

Rumors are rampant that Justin Timberlake's picked up a new penthouse in SoHo. What about the $5.5 million bachelor pad he bought in TriBeCa just two years ago? Maybe it's not fancy enough for the budding movie star? Photos below.

Last night on Countdown, Keith Olbermann named Rick Sanchez the "Worser Person in the World" for the apology (non-apology?) that the former CNN buffoon issued earlier today. Inside, video of Olbermann's slam, during which he called Sanchez's remarks decidedly anti-semitic.

People really are very upset about the new logo of famous clothing store GAP! Whereas the former white-on-blue logo was iconic, the new black-letters-next-to-a-little-blue-box design has Gap fans and branding experts alike befuddled and discombobulated.

You might have seen a video of the Today Show host floating around the internet yesterday—for good reason. Beyoncé randomly came onto the set during an interview and Hoda's reaction was priceless. Today, she attempted to explain herself.

Gawker.TV Trivia, a daily question & answer game that tests your knowledge of television—past and present. Do you think you that you've got it? The answer to today's question, inside.

Facebook's new groups can help enhance your privacy, but they're also a ridiculously easy way to spam other users on the social network. It's only a matter of time before the bad guys figure this out and start wrecking inboxes.

A recent photo of Tiger Woods became popular online because of the "Cigar Guy," who transcended the crowd of spectators through his expert leering. Watch the hosts of the Early Show learn about the internet meme inside.