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The Horror, The Horror!

"The Explosion Implosion" is the fourth episode of the eleventh season of the American sitcom The Big Bang Theory. The episode aired on October 16, 2017.


When Howard finds his old Model Rocket toy that his father gave to him, He and Sheldon begin to bond over stuff about their families.[1]

Extended Plot

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  • Title Reference: To be entered.
  • Taping date: September 12, 2017
  • This episode was watched by 13.07 million people with a rating of 2.8 (adults 18-49).
  • Total viewers including DVR users xx.x million.
  • The Big Bang Theory was ranked #x for the week ending xx October 2017.
  • This episode aired in Canada on October 16, 2017.


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  • Beverly will return in this episode, Leonard skypes with her.[3] This is the first time Beverly told Leonard she was proud of him and first time they ever bonded.
  • Howard and Bernadette's second child is revealed to be a boy.
  • Sheldon reveals to Howard that he has a driver's license.
  • In this episode, Sheldon is seen driving for the first time.
    • However, in "The Adhesive Duck Deficiency" Sheldon drove Penny to the hospital after she dislocated her shoulder, though it wasn't seen in that episode.
  • Amy and Howard are the only ones who know about Sheldon's license and they will never let him drive ever again. The streets will be safer if he doesn't drive again.
  • The cop take away his license away for good and he is lucky he is not in jail again, if he mouths off to a judge to fight off his ticket.
  • Raj said he had a good relationship with his growing up. When he was an adult, sometimes he has an estrange relationship with them and mostly they usually threatened to cut him off if he messes up.


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