
That is not a VALID order.
Game of Thrones Season 6, Episode 8

...where a tray of flatware
on a couch is VALID?
The Big Bang Theory Season 1, Episode 2

That was a VALID hypo...?
What is happening to you?
The Big Bang Theory Season 1, Episode 1

No, it was a VALID hypothesis.
The Big Bang Theory Season 1, Episode 1

You know, if this experiment is going to
be VALID, I suggest a neutral environment.
The Big Bang Theory Season 10, Episode 4