S12E06 The Imitation Perturbation The Big Bang Theory
calendar_today 2007. Chuck Lorre. Bill Prady.
people Johnny Galecki. Jim Parsons. Kaley Cuoco. Simon Helberg.
When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Pennyâ€™s Halloween party. Also, Leonard is shocked that Penny doesnâ€™t remember their first kiss.