Based on the PREMISE that
"lumen" sounds like "lemon"?
The Big Bang Theory Season 12, Episode 14
Wait. The PREMISE is that
he is dressed differently?
The Big Bang Theory Season 11, Episode 10
Yes. If you'd like to join in,
the PREMISE is...
The Big Bang Theory Season 8, Episode 7
I accept your PREMISE,
I reject your conclusion.
The Big Bang Theory Season 1, Episode 16
It's based on the PREMISE
The Big Bang Theory Season 7, Episode 3