9x24 The Convergence Convergence
First Aired: May. 12, 2016 on CBS
Summary: Leonard and Penny get remarried in front of their friends (who show up), Leonard's parents, Beverly and Alfred (Judd Hirsch) and Sheldon's mother, Mary, who finds something in common with Alfred. Howard gets an unknown email from the Air Force about his invention.
Guest Stars[no credits found]