The Backyardigans Season 4 Episode 5 2009

The Backyardigans Season 4 Episode 5: Uniqua, Tyrone, Tasha, and Austin disguise themselves as robots to enter the evil Professor Bug's lab.
- Aired:Jan 10, 2010
- Seasons:4 · Episodes:79
- Country:United States of America, Canada
- Created by: Janice Burgess
- Network:Treehouse TV

































