The Big Bang Theory/The Boyfriend Complexity

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The Boyfriend Complexity
Season 4, Episode 9
Airdate November 18, 2010
Production Number 3X6659
Teleplay by Bill Prady &
Steven Molaro &
Dave Goetsch
Story by Chuck Lorre &
Lee Aronsohn &
Jim Reynolds
Directed by Mark Cendrowski
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The Big Bang TheorySeason Four
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The Boyfriend Complexity is the ninth episode of the fourth season of The Big Bang Theory, and the seventy-second episode overall.

Starring: Johnny Galecki (Dr. Leonard Hofstadter), Jim Parsons (Dr. Sheldon Cooper), Kaley Cuoco (Penny), Simon Helberg (Howard Wolowitz), Kunal Nayyar (Dr. Rajesh "Raj" Koothrappali), Melissa Rauch (Bernadette Rostenkowski)

Special Guest Star: Keith Carradine (Wyatt)


Plot Overview


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