I think
it's only the FIFTH stage
The Big Bang Theory Season 12, Episode 24
You, uh, moving into the apartment
on the FIFTH floor?
The Big Bang Theory Season 6, Episode 8
The FIFTH is difficult.
Game of Thrones Season 4, Episode 5
Uh, well, it's not
May the FIFTH...
The Big Bang Theory Season 7, Episode 22
It's more likely that you will spend
your careers teaching FIFTH graders...
The Big Bang Theory Season 2, Episode 6