
Hey, look WHO decided
to show up.
The Big Bang Theory Season 5, Episode 6

Who are you?
Game of Thrones Season 6, Episode 3

Hmm? And you know
WHO got hurt by that?
The Big Bang Theory Season 7, Episode 22

l am the one WHO knocks.
Breaking Bad Season 4, Episode 6

You're dating somebody. Who is it?
The Big Bang Theory Season 10, Episode 8