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.
Young Sheldon ends its seven-year run with a must-see two-episode series finale; Jim Parsons and Mayim Bialik reprise their roles as Sheldon Cooper and Amy Farrah Fowler in an unforgettable hour of television.