Season 22Episode 1523m
The Scorpion's Tale
2011-03-067.0 rating
During a field trip, Lisa discovers desert water that makes usually combative creatures get along; after getting kicked out of the retirement home, Grampa comes to live with the family.
2011-03-067.0 rating
During a field trip, Lisa discovers desert water that makes usually combative creatures get along; after getting kicked out of the retirement home, Grampa comes to live with the family.