10. The Nature of Things (2007)
After Rachel makes a mess in the park, she dreams about how littering affects many animal homes.
Release date: 2007-09-21
Season number: 11
Episode number: 10
Runtime: 15 minutes
Rest of the cast - click here to expand
Bob West - Barney, Adrianne Kangas - Linda, Tory Green - Sarah, Jessica Hinojosa - Maria