Mary Tyler Moore and Bernadette Peters lend helping hands to a "cause for paws" when they host the fourth annual Broadway Barks, a star-studded dog and cat adoption event benefiting New York City animal shelters and rescue groups. The event, produced by Broadway Cares/Equity Fights AIDS, features celebrity presentations of pets from citywide animal shelters. Gary Beach, Gavin Creel, John Cullum, Stephen DeRosa, Julie Haggerty, Harriet Harris, Neil Patrick Harris, Marilu Henner, Buck Henry, Shuler Hensley, Spencer Kayden, Richard Kind, Marc Kudisch, Andrea Martin, Howard McGillin, John McMartin, Phyllis Newman, Kerry O'Malley, Nancy Opel, Brad Oscar, Rhea Perlman, Louise Pitre, Alicia Silverstone, and Patrick Wilson are scheduled to appear in a Special Adopt-a-thon for New York City Animal Shelters And Rescue Groups. In the event of rain, BROADWAY BARKS 4! will be rescheduled for Saturday, July 20.