
It's a boy-girl party,
this Flash runs solo.
The Big Bang Theory Season 1, Episode 6

- ...to The Flash playing tennis with himself?
- So funny.
The Big Bang Theory Season 2, Episode 6

You know what? Flash your lights,
let him know it's you.
The Big Bang Theory Season 9, Episode 24

Ooh, Batman FLASH drive.
The Big Bang Theory Season 11, Episode 9

Well, news FLASH, lady:
David Underhill is 10 times smarter than me.
The Big Bang Theory Season 2, Episode 11