SHELDON WORRIES HIS COMFORTABLE LIFESTYLE IS PREVENTING HIM FROM ACHIEVING SCIENTIFIC PROGRESS, SO HE ASKS HIS FRIENDS TO MAKE HIM MISERABLE, ON A REBROADCAST OF "THE BIG BANG THEORY," THURSDAY, JUNE 4

"The Anxiety Optimization" - In the hopes of achieving a scientific breakthrough, Sheldon invites his friends to challenge him. Meanwhile, Wolowitz invents an embarrassing game about Raj, on a rebroadcast of THE BIG BANG THEORY, Thursday, June 4 (8:00-8:31 PM, ET/PT), on the CBS Television Network. (Originally broadcast 1/29/15.)

REGULAR CAST:

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

GUEST CAST:

Laura Spencer (Emily)
Ed Lieberman (Man)

WRITTEN BY: Eric Kaplan, Maria Ferrari and Adam Faberman

TELEPLAY BY: Jim Reynolds, Steve Holland and Tara Hernandez

DIRECTED BY: Mark Cendrowski