Mrs. Appleby

In episode 509, she led of a troop of Frog Scouts that counted among its members Kermit's nephew Robin and Gawain on a visit to the Muppet Theater. Appleby dubbed herself the "Safety Pin Queen" and joined the "Muppet Punk" jam session. Appleby would make further appearances, both on The Muppet Show and in feature films, her role in episode 509 would remain her most prominent.