SHELDON FINDS HIMSELF IN AN AWKWARD POSITION WHEN BARRY KRIPKE EXPRESSES INTEREST IN AMY, ON "THE BIG BANG THEORY," MONDAY, OCT. 19

"The Perspiration Implementation"- The guys take a fencing lesson from Barry Kripke and Sheldon finds himself in an awkward position when Kripke expresses interest in Amy. Also, when Stuart struggles to get female customers at the Comic Book Store, Penny, Amy and Bernadette come by to help him out, on THE BIG BANG THEORY, Monday, Oct. 19 (8:00-8:31 PM, ET/PT), on the CBS Television Network.

REGULAR CAST

Johnny Galecki (Leonard)
Jim Parsons (Sheldon)
Kaley Cuoco (Penny)
Simon Helberg (Wolowitz)
Kunal Nayyar (Koothrappali)
Mayim Bialik (Amy)
Melissa Rauch (Bernadette)

RECURRING CAST:

Kevin Sussman (Stuart)
John Ross Bowie (Kripke)

GUEST CAST:

Megan Heyn (Natalie)
Patrika Darbo (Grace)
Rebecca Ann Johnson (Attractive Red Head)

WRITTEN BY: Chuck Lorre, Eric Kaplan and Maria Ferrari

TELEPLAY BY: Steve Holland, Jim Reynolds and Saladin Patterson

DIRECTED BY: Mark Cendrowski