
In ninth GRADE, the girls put
Rogaine in my hand lotion.
The Big Bang Theory Season 5, Episode 11

Oh, tenth GRADE,
and he's just growing
like a weed.
Breaking Bad Season 2, Episode 7

Yep, I had to go through
the entire second GRADE...
The Big Bang Theory Season 1, Episode 15

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

What did I do to Jimmy Mullins
in the third GRADE?
The Big Bang Theory Season 2, Episode 12