“The Celebration Experimentation” is the title of the 200th episode of The Big Bang Theory, airing tonight (February 25) at 8PM ET/PT on CBS.
Here’s how they describe it:
After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest, on the 200th episode of THE BIG BANG THEORY, Thursday, Feb. 25 (8:00-8:31 PM, ET/PT) on the CBS Television Network. Christine Baranski, John Ross Bowie, Sara Gilbert and Wil Wheaton return, joined by special guest star Adam West.
You can see some photos below.
THE BIG BANG THEORY
"The Celebration Experimentation" -- After more than nine years together, the gang finally celebrates Sheldon's birthday, surprising him with a special guest, on the 200th episode of THE BIG BANG THEORY, Thursday, Feb. 25 (8:00-8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Jim Parsons, Mayim Bialik, Kunal Nayyar, Sara Gilbert, Kevin Sussman and Adam West Photo: Monty Brinton/CBS é2016 CBS Broadcasting, Inc. All Rights Reserved
The Big Bang Theory stars Johnny Galecki as Leonard, Jim Parsons as Sheldon, Kaley Cuoco as Penny, Simon Helberg as Wolowitz), Kunal Nayyar as Raj, Mayim Bialik as Amy, and Melissa Rauch as Bernadette.
