Details
- Season
- Season 11
- Episode
- S11xE04
- Air Date
- 16 October 2017
- Where to watch
Overview
The Big Bang Theory season 11, episode 4 — “The Explosion Implosion” (S11xE04) first aired on 16 October 2017.
As Howard worries about fatherhood, he and Sheldon bond when they jointly assemble a model rocket. Meanwhile, Penny bonds with Leonard's mother, Beverly, much to his concern.