The Zazzy Substitution

When Sheldon "breaks up" with Amy, the guys worry when he starts replacing her with cats.

Season 4 | Episode 3

TV-14-DL
-1
Cast

Jim Parsons

as Sheldon Cooper

Johnny Galecki

as Leonard Hofstadter

Kaley Cuoco

as Penny

Simon Helberg

as Howard Wolowitz

Kunal Nayyar

as Raj Koothrappali