The episode follows the Griffin family as they accidentally leave Stewie home alone while they depart for a road trip to the Grand Canyon. While the family eventually realizes their mistake and races back, Stewie revels in his independence before eventually becoming overwhelmed by the responsibilities of being "man of the house."
: Reviewers often praise the episode for its sharp "Home Alone" references, including Stewie’s creative use of household items to defend himself and his eventual breakdown into paranoia. [S7E4] Baby Not On Board
: This episode is noted for its high density of pop culture references. According to Letterboxd , it is a standout example of the show's reliance on movie homages, notably referencing Full Metal Jacket and Planes, Trains and Automobiles . The episode follows the Griffin family as they
: The family's realization of the "Baby Not on Board" situation is a high-energy turning point that shifts the episode into a frantic race against time. According to Letterboxd , it is a standout
: Scenes of Stewie trying to grocery shop and manage the house provide some of the episode's biggest laughs.