but we did kinda have fun
working on the PROTOTYPE.
The Big Bang Theory Season 9, Episode 19
I need to rub my genitals
on their PROTOTYPE.
The Big Bang Theory Season 9, Episode 19
...a working PROTOTYPE of the Mars Rover.
The Big Bang Theory Season 8, Episode 3
Penny says they're having fun
working on the PROTOTYPE.
The Big Bang Theory Season 9, Episode 19
helping to build a PROTOTYPE
for a high-tech guidance system.
The Big Bang Theory Season 9, Episode 19