Rich Man, Poor Man (1976)

S6E5 Lois Kills Stewie (2)

Lois, believed to be dead, resurfaces from the wilderness and accuses Stewie of being her murderer. Joe spearheads a manhunt across Quahog in search of Stewie. As Lois grows increasingly determined to put a stop to Stewie's antics, she comes to a crucial realization about her next steps.