I'm just a harmless little girl
with military GRADE spy equipment.
The Big Bang Theory Season 9, Episode 8
Pink wine and pizza bagels!
It's like eighth GRADE all over again!
The Big Bang Theory Season 10, Episode 13
Yep, I had to go through
the entire second GRADE...
The Big Bang Theory Season 1, Episode 15
but I spent most of fifth GRADE
with my head in a toilet.
The Big Bang Theory Season 7, Episode 2
I was done with Latin by fifth GRADE.
The Big Bang Theory Season 3, Episode 2