Season 4

1. The Invisible Potty / Drake's Circumnavigation

1978-01-11 • 25 min

2. The Secret War / The Potty Roman Games

1978-01-18 • 25 min

3. The Potty Lifeboat / U.S. Independence

1978-01-25 • 25 min

4. The Fun Factory / The Potty Bypass

1978-02-01 • 25 min

5. The Potty Safari Park / The Potty in the Iron Mask

1978-02-08 • 25 min

6. Theseus and the Minotaur / The Great Potty Escape

1978-02-15 • 25 min

7. The Hillbillies / The Private Enterprise Monastery

1978-02-22 • 25 min