Shirley was one of the repertory players in the Muppet Meeting Films. A bespectacled businesswoman, Shirley appeared in "Top Ten Reasons to Take a Break," "Now Hear This," and "The Meeting That Would Not Die," amongst others. In the 1993 short "Great Salespeople in History", she was called Diane Smidlab. In a Good Morning America sketch, Shirley (with a different hairdo) explained how to set your VCR, where she was played by Camille Bonora. Shirley also appeared on Muppets Tonight episode 106 as the Network Censor, where she was played by Leslie Carrara-Rudolph.