Celebrity Celebrity Weddings Celebrity Wedding Ceremonies & Receptions Lake Bell's Wedding: A Who's Who of Her A-List Guests How the newlyweds know their elite Hollywood wedding guests By Mia McNiece Mia McNiece Mia McNiece joined PEOPLE in 2010 and is currently the Senior Movies Editor. People Editorial Guidelines Published on June 3, 2013 06:25PM EDT Photo: Jim Spellman/WireImage When Lake Bell wed tattoo and fine artist Scott Campell on Saturday, a slew of A-list stars looked on. With a guest list that was a veritable Who’s Who of Hollywood, just how does the couple know all these famous folks? Lake Bell and Scott Campbell Share Official Wedding Photo • Justin Theroux and Jennifer AnistonTheroux and Campbell are longtime New York friends who share a love of tattoos and motorcycles (they once formed a motorcycle gang called Die Fast), according to the New York Times. Theroux even wrote an essay in Campbell’s book, If You Don’t Belong, Don’t Be Long. • Marc JacobsCampbell chose a Marc Jacobs suit for his wedding but Jacobs wears Campbell’s designs every day. Jacobs’s tattoos – including the one of his pet bull terriers, a couch on his hip and the word “Shameless” on his chest – were all inked by Campbell. The tattoo artist recently told The Hollywood Reporter of his good friend: “He’s brilliant. So inspiring. His confidence in me, and his encouragement, has been really significant in just figuring out a reason to get out of bed each morning.” • Josh HartnettThe actor also gets his ink from good friend Campbell, whose Williamsburg tattoo parlor Saved is a popular celebrity hangout. Harnett was on hand for Campbell’s first official art show Make It Rain at OHWOW Gallery in Miami in 2009. • Lance ArmstrongA good friend of the groom, Armstrong Tweeted the day of the wedding: “Down in New Orleans for my buddy (and incredible artist) Scott Campbell’s wedding. Love this town.” • Alicia SilverstoneSilverstone and Bell worked together on the 2003 show Miss Match and both are animal rights activists. • Eva LongoriaLongoria starred with Bell in the 2008 film Over Her Dead Body. • Cameron DiazDiaz and Bell remained friends after playing best friends in the romantic comedy What Happens in Vegas. • Kate BosworthBosworth and Bell are good friends and lived together while filming the thriller Black Rock in a small Maine town, the Los Angeles Times reports.