Except for the FOURTH one,
The Big Bang Theory Season 7, Episode 4
...Teens for Jesus
Fourth of July hoedown didn't count.
The Big Bang Theory Season 4, Episode 1
Hey, if you guys need a FOURTH, I'll play.
The Big Bang Theory Season 1, Episode 7
Her apartment's on the FOURTH floor,
elevator is broken, you're gonna...
The Big Bang Theory Season 1, Episode 2
- ...and we need a FOURTH.
- No, thanks.
The Big Bang Theory Season 1, Episode 13