
All I know, Mommy,
is that he's a SINGLE, wealthy doctor...
The Big Bang Theory Season 8, Episode 22

I challenge you to find a SINGLE reference
to Kryptonian skin cells.
The Big Bang Theory Season 1, Episode 2

To a SINGLE sin.
Game of Thrones Season 5, Episode 10

In the three years that I've known you,
you were SINGLE for two.
The Big Bang Theory Season 4, Episode 1

there wouldn't be a man in your kitchen
who can't produce a SINGLE form of ID.
The Big Bang Theory Season 10, Episode 10