The kindest of mad scientists is the warm and childlike Walter Bishop. While in many ways he's become a simple man with missing brain fragments, but he's still better than you. This guy cuts the cheese and lives are saved.

When Joshua Jackson staged "Pacey-Con" at Comic Con, he wasn't sure it would be a viral hit. A month later, he recalls the ironic issues he had with security even though he was supposed to be there for Fringe.

Actor Joshua Jackson (Pacey in Dawson's Creek) hosted his own convention outside Comic Con in San Diego yesterday. Pacey Con 2010 included Jackson reading Dawson's Creek fan fiction, autograph signing and, presumably, making out. (picture by some messageboard or other.)

John Krasinski and Emily Blunt hailing a cab around in Chelsea ... Cynthia Nixon running a few errands over the weekend ... Kate Hudson leaving her townhouse with her son Ryder and later walking with a cup of coffee in hand ... Diane Kruger and Joshua Jackson leaving Bubby's on Hudson Street after brunch ... Chelsea Clinton leaving the Time Warner Center on Sunday afternoon ... Goldie Hawn and Kurt Russell walking in Midtown ... Cate Blanchett hailing a cab with her two sons ... Ed Westwick shooting scenes for Gossip Girl on the Upper East Side and later going to lunch with Jessica Szohr ... Ben Roethlisberger getting into a car outside the Mandarin Oriental Hotel ... and John Mayer leaving dinner at Nobu.

There haven't been too many reasons for New York Times Co. CEO Janet Robinson to celebrate in recent months. But today there is! Robinson turns 59 today. Other people with something to smile about today: Charlie Rangel is turning 79. Shia LaBeouf is 23. Fox News anchor Greta Van Susteren turns 55. Actor Peter Dinklage is 40. Public advocate Betsy Gotbaum turns 71. Cardiologist (and Oprah BFF) Mehmet Oz is turning 49. Mets shortstop José Reyes is 26. Hugh Laurie is 50. Actor Joshua Jackson is turning 31. Former housing secretary Henry Cisneros is 62. And former football great Joe Montana turns 53 today.

Kelly Ripa carrying son Joaquin ... Anne Hathaway walking downtown with boyfriend Adam Shulman, and later taking her dog for a walk ... Beyoncé arriving at JFK ... Uma Thurman eating ice cream with son Levon and a friend in Midtown ... Mary-Kate Olsen riding a bike in the East Village with Nate Lowman ... Kim Kardashian looking like a tourist in Soho, and later getting a pedicure at a nail salon ... Katie Holmes standing on a sidewalk on the Lower East Side ... Elizabeth Hurley and husband Arun Nayar glaring at another couple on Madison Avenue ... Whitney Port walking in Soho ... Russell Crowe leaving his hotel ... Lindsay Price talking on her cell in the West Village ... Diane Kruger and Joshua Jackson holding hands in Soho ... and Naomi Watts standing under an umbrella on a movie set in Brooklyn.

The New Yorkers for Children benefit attracted a predictably star-studded crowd to the Mandarin Oriental on Wednesday night. In addition to Zac Posen and Coco Rocha in matching ensembles, guests included Josh Hartnett, Emmy Rossum, Andre Balazs, Christine and Steve Schwarzman, Rachel Roy, Rachel Zoe, Topper and Tinsley Mortimer, Lucy Sykes Rellie and husband Euan Rellie, Andres and Lauren Santo Domingo, Alexis Bryan, Fabiola Beracasa, Gillian Hearst Simonds, Diane Kruger and Joshua Jackson, Gillian and Sylvester Miniter, Olivia Palermo ...

Yves Saint Laurent sponsored the Metropolitan Opera's 125th Anniversary Gala at Lincoln Center on Sunday night. YSL creative director Stefano Pilati was on hand to welcome the likes of Brooke Shields (left), Claire Danes, Claudia Schiffer, Kanye West and Amber Rose, Parker Posey, Kim Heirston, Mia and Patrick Demarchelier, Diane Kruger and Joshua Jackson, Richard Meier, Jeremy Irons, Willem Dafoe, Ingrid Sischy, Emily Mortimer and Alessandro Nivola, Sally Singer, Woody Allen, Stefano Tonchi, James Levine, Renée Fleming, Peter Martins, Julianna Margulies and Keith Lieberthal, Zoe Saldana, Daphne Guinness, Julie Macklowe, Plácido and Marta Domingo, Ginnifer Goodwin, Becki Newton, Patricia Clarkson, Austin Scarlett, and Met mega-donor Mercedes Bass. [PMc, Wireimage, Style.com, VF, FWD]

Ed Westwick and Jessica Szhor walking in the meatpacking district ... Peaches Geldof shopping in SoHo with a friend ... Joshua Jackson and Diane Kruger kissing in the West Village ... Katie Holmes showing up to the set of her new film in Chelsea ... Leighton Meester and Chace Crawford shooting scenes for Gossip Girl outside Noho Star on Lafayette Street ... and Dustin Hoffman standing on the sidewalk outside of Nello's on Madison Avenue.

Lindsay Lohan and Samantha Ronson getting on the subway at Spring Street ... Kate Beckinsale smoking on the sidewalk in SoHo ... Naomi Watts shopping at Whole Foods on Houston Street ... Naomi Campbell leaving her hotel ... John Legend walking around town ... Beyonce talking on her phone at JFK ... Penn Badgley and Blake Lively under an umbrella on the set of Gossip Girl ... Christina Aguilera getting into an SUV with son Max ... Joshua Jackson on the set of Fringe ... Aretha Franklin arriving at her Midtown hotel ... The Who's Roger Daltrey going for a walk ... Marion Cotillard and Guillaume Canet crossing the street ... Katie Holmes coming back at her East Village apartment after a matinee performance on Broadway ... and Sarah Jessica Parker taking son James to school.

Ethan Hawke taking his dog for a walk ... Ashley Olsen leaving her apartment in the Village ... Whitney Port going for a stroll downtown ... Calvin Klein crossing the street ... Michelle Williams carrying daughter Matilda and a cup of coffee ... Regis Philbin and Kelly Ripa filming a segment outside ... Liv Tyler peeking out of the front door of her apartment ... Katie Lee Joel heading into the Hearst building for a luncheon ... Tyra Banks leaving the same luncheon a little while later ... Joshua Jackson shooting scenes for his new show Fringe in Queens ... Kiefer Sutherland walking with a friend through the West Village ... Dita Von Teese making her way into Marc Anthony's party at the Bowery Hotel, around the same time Kimora Lee Simmons and Djimon Hounson showed up ... Celine Dion performing at Madison Square Garden ... Mary-Kate Olsen covering her face while walking downtown late at night ... and Lindsay Lohan and Samantha Ronson leaving a dinner downtown.

• Katie Holmes got a visit from concerned ex-boyfriend and former Dawson's Creek co-star Joshua Jackson at rehearsals for her Broadway play, a British magazine reported. Jackson had this crazy idea that Holmes has been sucked into an isolating Scientology vortex, but Holmes was still thrilled to see and de-Thetanize him. [Showbiz Spy]

Perhaps inspired by yesterday's news that Chris Klein doesn't blame Tom Cruise for the disintegration of his engagement to Katie Holmes, an intrepid Defamer operative delved even further into the actress's past, accosting Joshua Jackson, Holmes's ex-boyfriend and Dawson's Creek co-star last night. Says our man on the bathroom beat: