The Big Bang Theory

The Celebration Experimentation

Directed by Mark Cendrowski
TV-PG
S9 • E17    Feb 25, 2016    19m
7.67.1
After more than nine years together, the gang finally celebrates Sheldon’s birthday, surprising him with a special guest.

Where to Watch The Big Bang Theory - S9 • E17

Cast of The Celebration Experimentation

  • Johnny GaleckiLeonard Hofstadter
  • Jim ParsonsSheldon Cooper
  • Kaley CuocoPenny
  • Simon HelbergHoward Wolowitz
  • Kunal NayyarRajesh Koothrappali
  • Melissa RauchBernadette Rostenkowski
  • Mayim BialikAmy Farrah Fowler
  • Kevin SussmanStuart Bloom
  • Sara GilbertLeslie Winkle
  • John Ross BowieBarry Kripke
  • Adam WestAdam West
  • Wil WheatonWil Wheaton
  • Stephen HawkingStephen Hawking
  • Christine BaranskiBeverly Hofstadter
  • Mark CendrowskiDirector
  • Steve HollandExecutive Producer / Teleplay
  • Jim ReynoldsExecutive Producer
  • Maria FerrariExecutive Producer
  • David GoetschExecutive Producer
  • Eric KaplanExecutive Producer / Story

Watch The Big Bang Theory - S9 • E17 Videos

  • The Big Bang Theory: The Celebration Experimentation
    The Big Bang Theory: The Celebration ExperimentationTrailer
  • The Big Bang Theory: The Big Bang Theory Cast Reflects On Their 200 Episodes
    The Big Bang Theory: The Big Bang Theory Cast Reflects On Their 200 EpisodesBehind the Scenes
  • The Big Bang Theory: Batman
    The Big Bang Theory: BatmanScene
  • The Big Bang Theory: I Don't Need My Dessert Yelling At Me
    The Big Bang Theory: I Don't Need My Dessert Yelling At MeScene

 

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