The Simpsons Season 31 Episode 5
Gorillas on the Mast
After a trip to Aquatraz Water Park, Lisa becomes determined to set free Springfield's most vicious animals in captivity. Meanwhile, Homer fulfills a lifelong dream of buying a boat, and quickly realizes boat ownership sucks.
Guest Stars
Jane Goodall
Jane Goodall (voice)
Pamela Hayden
Milhouse (voice)
Tress MacNeille
Shauna Chalmers / Crazy Cat Lady