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On hand to enjoy the festivities were Donny Osmond, who will take over the role of the manly Gaston in September…

…All My Children‘s longtime queen bee, the ageless Susan Lucci…

…who’s surrounded here by the three generations of AMC co-stars, Alec Musser, Michael Knight, and David Canary.

Two of my favorite gals: Kerry Butler (right), a former Belle in the show, and fellow Broadway baby Kathy Brier, who both co-star on ABC’s One Life to Live…

…Butler’s former Hairspray co-star Matthew Morrison, who arrived with AMC beauty Crishell Stause….

… happily married couple Alexa Havins and Justin Bruening, who play Young’s wife and half-brother, respectively, on the soap…

… and Beauty and the Beast director Robert Jess Roth, who was accompanied by his parents, Phyllis and Marty Roth.

On Monday night, Lincoln Center Theatre celebrated the opening of Richard Greenberg’s new play The House in Town. Here are two of the show’s stars, Dan Bittner and the brilliant Jessica Hecht….

…and here’s handsome Mark Harelik, last seen in The Light in the Piazza, who plays Hecht’s husband…

…and co-star Becky Ann Baker, who plays Hecht’s tart-tongued best friend, with her equally talented husband, Dylan Baker.

Among the stars who came out on opening night were the fabulous Patricia Clarkson, who starred Off-Broadway in Greenberg’s Three Days of Rain, and her guy, the sublime Campbell Scott…

…Cherry Jones on her night off from Faith Healer, with girlfriend Sarah Paulson and the divine Jill Clayburgh, who’s playing a minister in Playwrights Horizons’ The Busy World is Hushed…

…Desperate Housewives star Mark Moses, who’s showing off his stage chops Off-Broadway in Burleigh Grime$…