The Big Bang Theory
The Celebration Experimentation
Season 9 Episode 17 of 24
In the 200th episode of the comedy, the gang finally celebrates Sheldon's birthday after more than nine years together, with the help of a few special guests. Starring Johnny Galecki, Jim Parsons and Kaley Cuoco, with guest appearances from Adam West, Wil Wheaton and Stephen Hawking
The Big Bang Theory airs on E4 HD at 6:30 PM, Friday 1 November. (Subtitles, audio description.)
Topics
Movie ➝ Drama
Sitcom
Johnny Galecki
Actor
Jim Parsons
Actor
Simon Helberg
Actor