In the episode "Stew-Roids", Stewie decides it's time to start hitting the gym after getting beat up by who?
Answer Susie
Stewie gets into a fight with Joe's baby, Susie, during a party at the Swanson home. After Susie wins the fight, Peter takes his embarrassed son to the Quahog Boxing Gym.
Asked by Rachel Bortles · Last updated 5 years ago · 23.4K views · SOURCE