
We all have CHILDHOOD issues.
The Big Bang Theory Season 3, Episode 7

admittedly the happiest
600 hours of my CHILDHOOD...
The Big Bang Theory Season 5, Episode 23

Oh, my G--
This is my entire CHILDHOOD.
The Big Bang Theory Season 12, Episode 17

Spent a lot of my CHILDHOOD
The Big Bang Theory Season 5, Episode 19

...but the only warm memories I have
of my CHILDHOOD are of my Uncle Floyd.
The Big Bang Theory Season 2, Episode 15