Forget the ROBOT. What happened to you?
The Big Bang Theory Season 2, Episode 12
Then the ROBOT uprising has begun.
The Big Bang Theory Season 10, Episode 9
When I learn that I'm a ROBOT,
will I be able to handle it?
The Big Bang Theory Season 1, Episode 3
Just a toy ROBOT?
The Big Bang Theory Season 2, Episode 12
...your ROBOT is inferior
and it will be defeated by ours...
The Big Bang Theory Season 2, Episode 12