
Yeah. If I had contacts, I would have been
the coolest debate club PRESIDENT...
The Big Bang Theory Season 4, Episode 18

I'm sorry, President Siebert,
The Big Bang Theory Season 12, Episode 20

Ah. Blame President James Jimmy Carter.
The Big Bang Theory Season 4, Episode 7

President Siebert, how much
do you know about physics?
The Big Bang Theory Season 12, Episode 5

and not what the President thinks.
Money Heist Season 1, Episode 8