Jim Parsons in The Big Bang Theory (2007)

Mayim Bialik, Kaley Cuoco, Johnny Galecki, and Jim Parsons in The Big Bang Theory (2007)

Simon Helberg, Kevin Sussman, Melissa Rauch, and Kunal Nayyar in The Big Bang Theory (2007)

Simon Helberg, Kevin Sussman, and Melissa Rauch in The Big Bang Theory (2007)

Kevin Sussman and Kunal Nayyar in The Big Bang Theory (2007)

Kevin Sussman, Melissa Rauch, and Kunal Nayyar in The Big Bang Theory (2007)

Johnny Galecki and Jim Parsons in The Big Bang Theory (2007)

Simon Helberg, Kevin Sussman, and Kunal Nayyar in The Big Bang Theory (2007)

Melissa Rauch and Kunal Nayyar in The Big Bang Theory (2007)

Kaley Cuoco and Johnny Galecki in The Big Bang Theory (2007)

Kaley Cuoco, Johnny Galecki, and Jim Parsons in The Big Bang Theory (2007)

Mayim Bialik and Jim Parsons in The Big Bang Theory (2007)

Christopher Lloyd and Jim Parsons in The Big Bang Theory (2007)

Kaley Cuoco in The Big Bang Theory (2007)