VIDEO : NBC's 'Hairspray' casts Sean Hayes And Rosie O'Donnell

On Tuesday, NBC announced a few new casting choices for December's production of "Hairspray Live." Sean Hayes and Rosie O'Donnell will both be appearing in the live show that will broadcast on NBC. Hayes has gotten the role of dress shop owner Mr. Pinky, while O'Donnell is going to play a tough gym teacher for the live show. The cast is slowly filling out, and includes Harvey Fierstein in his Tony Award-winning role as Edna Turnblad.