Details
- Season
- Season 12
- Episode
- S12xE06
- Air Date
- 25 October 2018
- Where to watch
Overview
The Big Bang Theory season 12, episode 6 — “The Imitation Perturbation” (S12xE06) first aired on 25 October 2018.
When Howard dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party. Leonard is shocked that Penny doesn't remember their first kiss.