Rivalry - [s4e22] Sibling

: After undergoing a vasectomy, Peter loses his sex drive, leaving Lois feeling neglected. To cope with her frustration, she begins overeating.

: The episode includes a shot-for-shot parody of the film Better Off Dead during a drag race scene. [S4E22] Sibling Rivalry

The story of follows two chaotic plotlines: one involving Peter and Lois’s marriage and another centered on Stewie’s battle for preschool dominance. The Main Story: Peter and Lois : After undergoing a vasectomy, Peter loses his

: A literal war for "The Hill" at the playground ensues, featuring high-tech weaponry and tactical maneuvers typical of Stewie's sci-fi style. The story of follows two chaotic plotlines: one

: The bingeing eventually catches up with Lois, leading to a heart attack. She is rushed to the hospital for emergency liposuction, which returns her to her original size and ends their "weight-gain" phase. The Subplot: Stewie and Bertram