It's on the Batman FLASH drive
on your key chain.
The Big Bang Theory Season 11, Episode 9
Anyway, I make those little muffins
they give you. There's a big FLASH.
The Big Bang Theory Season 1, Episode 15
Because he's neither tall nor immortal,
and none of us could be the Flash.
The Big Bang Theory Season 1, Episode 6
It was. I asked her if she thought
I should watch The Flash.
The Big Bang Theory Season 8, Episode 24
...causing my Flash 123
to goeth to Wolowitz.
The Big Bang Theory Season 3, Episode 2