Diane von Furstenberg, Betsey Johnson and Tommy Hilfiger descend on Broadway's 'Sidewalk Catwalk' Quirky fashion queen Betsy Johnson stands next to her mannequin for 'Sidewalk Catwalk.' CLICK PHOTO for more colorful fashion characters. (From l. to r.) Naeem Khan, Donna Karan, Norma Kamali, Tommy Hilfiger, DVF Diane Von Furstenberg, and Nanette Lepore showcase specially designed mannequins as part of 'Sidewalk Catwalk'. Broadway will soon be transformed into a runway. Beginning Monday, mannequins decked by dozens of top designers will be installed in the Fashion District for the free exhibit "Sidewalk Catwalk." They'll be covered up till Thursday, when they'll be unveiled to the public and remain on display through Sept. 3. A sneak peek reveals that the mannequins are just as diverse as the designers who dressed them. For instance, while Jason Wu's is draped in a strapless beige dress and simple black belt you could easily ima...