
and tomorrow I'm gonna
tell President Siebert
The Big Bang Theory Season 12, Episode 20

President Seibert, I don't
know why you're yelling.
The Big Bang Theory Season 7, Episode 10

I think what President Siebert
is trying to say
The Big Bang Theory Season 12, Episode 21

Oh, my. President Siebert,
I don't mean to be an alarmist,
The Big Bang Theory Season 5, Episode 17

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