LiLo's Debut, Mr. Big Engaged & More Letterman Drama

• Lindsay Lohan's first collection as Emmanuel Ungaro's "creative director" was unveiled at Paris Fashion Week yesterday. And let's just say the reviews weren't overwhelmingly positive. Described as "cheesy," "dated," and "truly hideous," more than a few critics suggested she get back to acting. And the show ended with Lohan in tears, which probably isn't the most auspicious sign. [MSNBC, WWD, WSJ, Daily Mail]
Chris Noth is engaged to his longtime girlfriend, Tara Wilson. [People]
• In other relationship news, rumor has it Penelope Cruz and Javier Bardem are planning to get married, too. [NYDN]
• The David Letterman sex-with-staffers scandal was the butt of plenty of jokes on The Jay Leno Show, Late Night With Jimmy Fallon, and this weekend's SNL, not surprisingly. (Seth Meyers called Robert "Joe" Halderman's alleged $2 million extortion attempt a "stupid human trick.") Meanwhile, a second woman, Holly Hester, was identified as another one of the late night host's hook-ups and the tabloids reported Letterman keeps a "bachelor pad atop the Ed Sullivan Theater," although it might just be an office with a fold-out couch. [Us, NYDN, TMZ]

• The creepy voyeur who filmed ESPN's Erin Andrews in a hotel room in the nude was arrested on Friday night in Chicago. [NYP]
• The Gosselin show goes on: Jon Gosselin secretly withdrew $200,000 from his joint bank account with Kate last week, leaving her with a measly $1,000. And now Kate's lawyer is asking a judge hold Jon in contempt of court since he was told not to do that a few days prior. [Radar, People, TMZ]
• Rumor has it a socialite named Sonja Morgan has been tapped to replace Bethenny Frankel on the Real Housewives of New York City. [Us]
• In Real Housewife of Atlanta news, Kandi Burruss' fiancé, Ashley "A.J." Jewell, died Saturday after being beaten in the parking lot of an Atlanta strip club. [People, Us]
• Shia LaBeouf, who is in town filming Wall Street 2, is dating his costar Carey Mulligan. But it's rumored he's got a seriously wandering eye, too, and was seen "blatantly ogling a pretty brunette" hanging out near the set. [NYDN]
• Lady Gaga will tour, just not with Kanye West. "It was a mutual decision," she said. "Kanye's going to take some time off. But the good news is that I'm going on tour in a few weeks." [Reuters]
• Related: Lady Gaga also performed on Saturday Night Live and got into a hair-pulling brawl in a sketch with Madonna, who, in case you were wondering, still can't act. [E!]
• Gwen Stefani celebrated her birthday over the weekend. [E!]
• Mo'Nique may be generating early Oscar buzz for her role in the upcoming flick, Precious, but she's also a major diva, apparently. She's reportedly requested huge appearance fees and demanded her hair and makeup team be flown first class. And the movie doesn't come out for a month. [NYDN]
Heidi Klum showed off her really, really pregnant self in a super-tight black dress over the weekend. [Daily Mail]
Twilight's Robert Pattinson and Kristen Stewart were spotted at a hotel in Toronto over the weekend. [TMZ]
• Katy Perry was photographed doing the walk of shame from Russell Brand's house in London. The two must have had a late-night jam session because she was carrying a guitar. [3am, People]
• Kevin Smith's message: "Just say 'yes.'" While the director never really got into weed before, last summer Seth Rogen encouraged him to light up and now he smokes up at least three times a day. "I know you're supposed to tell kids not to do drugs," he said. "But kids, do it! Do weed!" [P6]
Family Guy creator Seth MacFarlane tried to chat up Glee star Dianna Agron the other night, but she was having none of it. [NYDN]
• Brad Pitt and Angelina Jolie stopped for ice cream with twins Knox and Vivienne while in Amman, Jordan. (They're there for Angelina's gig as goodwill ambassador for the United Nations refugee agency.) Naturally, the shop owner took a picture of the family and posted it on Twitter. [Us]
Zombieland killed it at the box office this weekend, opening at $25 million. Drew Barrymore's Whip It took in just $4.9 million. [E!]