
so, Dr. Cooper,
please stop that.
The Big Bang Theory Season 12, Episode 19

Wait, you're going up against
Sheldon Cooper?
The Big Bang Theory Season 1, Episode 13

Oh... are we nervous,
Dr. Cooper?
The Big Bang Theory Season 5, Episode 16

Dr. Cooper contacted us
with an idea on how to modify
The Big Bang Theory Season 11, Episode 8

I'm here with my friends, Dr. Cooper,
and real-life astronaut Howard Wolowitz.
The Big Bang Theory Season 6, Episode 18