
...saying,
"Sheldon UNHAPPY with casting choice."
The Big Bang Theory Season 6, Episode 2

I had no idea you were UNHAPPY.
The Big Bang Theory Season 6, Episode 2

You know, I know she's UNHAPPY,
but I don't know how to help.
The Big Bang Theory Season 12, Episode 19

That's the thing, I'm not.
I'm not UNHAPPY at all.
The Big Bang Theory Season 6, Episode 2

Of course, I don't want you to be UNHAPPY,
The Big Bang Theory Season 10, Episode 22