Erika Mallin, Amy Griffin, John Griffin, Tina Landau, James Houghton Photo

From: Photo Coverage: Sigourney Weaver, Rebecca Naomi Jones & More Turn Out for Signature Theatre's Annual Gala

On April 20, 2015, Tony and Emmy Award-winning actress Debra Monk joined Brynn O'Malley, Claybourne Elder and Donna Migliaccio to honor renowned Stephen Sondheim collaborator James Lapine (Sunday in the Park with George, Into the Woods, Passion). Check out photos from the evening below!