
President Siebert asked that
I be a part of this conversation
The Big Bang Theory Season 12, Episode 19

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

President Lincoln freed the...
The Big Bang Theory Season 5, Episode 10

RECEPTIONIST:
President Siebert,
The Big Bang Theory Season 12, Episode 13

Happy birthday, Mr. President
Breaking Bad Season 2, Episode 11