S2E15: Disco Dress Up Daisy

Disco Dress Up Daisy injures her arm while showboating on roller skates and gets a fashionable pink cast for her arm and Lambie becomes envious and tries to fake an injury to get a cast for herself. Doc diagnoses her with "I want a boo-boo syndrome" and relates to having had it in the past when her friend Emmie had a cast.