
Leslie Winkle is the FIFTH girl
I've ever had sex with.
The Big Bang Theory Season 2, Episode 16

The FIFTH is difficult.
Game of Thrones Season 4, Episode 5

...to be picked for a game in FIFTH grade,
I'm sure you do suck.
The Big Bang Theory Season 8, Episode 3

lt wasn't until the FIFTH grade
that l found out she liked me too,
Breaking Bad Season 4, Episode 8

It's more likely that you will spend
your careers teaching FIFTH graders...
The Big Bang Theory Season 2, Episode 6