
Why did you sit down?
The Big Bang Theory Season 2, Episode 9

Then WHY do you keep
coming back for more?
The Big Bang Theory Season 11, Episode 15

What do you mean
you're moving out? Why?
The Big Bang Theory Season 2, Episode 1

and that you were next on the hit list.
That's WHY you're here.
Breaking Bad Season 5, Episode 13

- So are you in?
- Yeah, sure. Why not?
The Big Bang Theory Season 1, Episode 5