Ten years ago,
UPON first seeing me,
The Big Bang Theory Season 7, Episode 17
Or if the first door closing creates a change
of air pressure that acts UPON the second.
The Big Bang Theory Season 1, Episode 4
You know the army of the dead
will be UPON us soon.
Game of Thrones Season 6, Episode 10
Listen, once UPON a time,
there was this shoemaker.
The Big Bang Theory Season 6, Episode 6
I just need to get oriented.
First sign we come UPON.
Westworld Season 2, Episode 3