The Big Bang Theory Season 9 Episode 17
Overview
After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest.
Views: 16125
Serie: The Big Bang Theory
Director: Mark Cendrowski
Guest Star: Adam West, Christine Baranski, John Ross Bowie, Kevin Sussman, Sara Gilbert, Stephen Hawking, Wil Wheaton
Episode Title: The Celebration Experimentation
Duration: 19min
Air Date: 2016-02-25
Year: 2016
IMDb:
