
She is disheveled, and Raj
is dressed only in a SHEET.
The Big Bang Theory Season 5, Episode 1

It wasn't an official sign-up SHEET.
He printed it...
The Big Bang Theory Season 2, Episode 3

...and Dr. Winkle just ripped
the sign-up SHEET off the wall.
The Big Bang Theory Season 2, Episode 3

PVC comes here. Maybe a little
corrugated SHEET metal as a radiator here.
The Big Bang Theory Season 1, Episode 2

If you have any questions,
here's the FAQ SHEET.
The Big Bang Theory Season 4, Episode 24