
He doesn't have a GIRLFRIEND,
I don't have a GIRLFRIEND.
The Big Bang Theory Season 6, Episode 4

Penny said she's not sure she wants
to be Leonard's GIRLFRIEND anymore.
The Big Bang Theory Season 6, Episode 2

How dare you ambush my
GIRLFRIEND at the gym!
The Big Bang Theory Season 5, Episode 4

You still have a GIRLFRIEND.
The Big Bang Theory Season 9, Episode 14

This is my GIRLFRIEND, Amy.
The Big Bang Theory Season 7, Episode 7