Details
- Season
- Season 4
- Episode
- S04xE20
- Air Date
- 07 April 2011
- Where to watch
Overview
The Big Bang Theory season 4, episode 20 — “The Herb Garden Germination” (S04xE20) first aired on 07 April 2011.
Sheldon and Amy decide to start several rumors about the others as a test. Meanwhile, Howard takes his relationship with Bernadette to even higher level.