"Donald's Lost Lion" is the twenty-sixth episode from the first season of Mickey Mouse Clubhouse, which originally aired on Playhouse Disney on May 12, 2007.
- A microphone
- A ladder
- A snorkel and mask
- This is the first of only 5 episodes when Donald Duck wears nothing but a blue pair of swimming shorts for when he enters the water.
- Figaro makes his first appearance in the series.