I heard he threw his back out
climbing on his GIRLFRIEND.
The Big Bang Theory Season 3, Episode 15
His imaginary GIRLFRIEND
broke up with him.
The Big Bang Theory Season 1, Episode 2
That doesn't make any sense,
she knows I have a GIRLFRIEND.
The Big Bang Theory Season 10, Episode 24
...are you my GIRLFRIEND? By the way,
if you say no, I'll never be happy again.
The Big Bang Theory Season 6, Episode 24
I have to break up
with my GIRLFRIEND.
The Big Bang Theory Season 7, Episode 16