I do, I just wouldn't tell my GIRLFRIEND.
The Big Bang Theory Season 9, Episode 14
He's just trying
to impress his GIRLFRIEND.
The Big Bang Theory Season 11, Episode 8
By being my GIRLFRIEND
she's saying, you're a weirdo, too.
The Big Bang Theory Season 10, Episode 12
...who is a friend and not your GIRLFRIEND?
- Uh-huh.
The Big Bang Theory Season 4, Episode 5
You still have a GIRLFRIEND.
The Big Bang Theory Season 9, Episode 14