George Sr. is worried that Mary wants another baby and gets a vasectomy behind her back; Drs. Linkletter and Sturgis go to Sheldon for science tutoring.
Sheldon invites the entire school to a party for the Nobel Prize announcements. Also, Meemaw learns more about Dr. Sturgis' past, and Georgie's desire for cable TV leads to a standoff between him and George Sr.
Sheldon starts an internet flame war, and Missy stands up to the boys on her baseball team. Also, Meemaw is unhappy when George Sr. spends time with her new boyfriend.