The Celebration Experimentation S17E17 - The Celebration Experimentation 2016
After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest.
- Released: 2016-02-25
- Runtime: 50 minutes
- Genre:
- Stars: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Mayim Bialik
- Director: Mark Cendrowski