
Her apartment's on the FOURTH floor,
elevator is broken, you're gonna...
The Big Bang Theory Season 1, Episode 2

If you'd let me invite Penny,
you would've had your FOURTH.
The Big Bang Theory Season 1, Episode 7

The FOURTH time was the charm.
The Big Bang Theory Season 6, Episode 22

Oh, dude, the FOURTH Harry Pottermovie
was just fine.
The Big Bang Theory Season 3, Episode 2

Okay, we're gonna need a strong FOURTH
for our team.
The Big Bang Theory Season 1, Episode 13