Watch on Soap2day. Bill Irwin and David Shiner in their award-winning, critically acclaimed production of Old Hats from Signature Theatre. This production reunites the clowns with original director Tina Landau and introduces their songstress and comic foil Shaina Taub. Using music, magic, technology, and movement, Irwin and Shiner create a hilarious, slapstick piece of theater.