The Big Bang Theory: Season 8 Episode 23: The Maternal Combustion
Starring: Johnny Galecki, Jim Parsons, Kaley Cuoco Sweeting, Simon Helberg, Kunal Nayyar, Mayim Bialik, Melissa Rauch
Length: 19 minutes
On Air Date: 30 Apr 2015
The Big Bang Theory: S08E23 Description: Personalities collide when Leonard and Sheldon’s mothers meet for the first time. Bernadette reaches her limit with Howard and Stuart.