
- Is Leonard around?
- He's UPSTAIRS at Alicia's.
The Big Bang Theory Season 2, Episode 19

One of them is UPSTAIRS. The other one
sort of slipped back into my skull.
The Big Bang Theory Season 4, Episode 18

...people carried pizzas UPSTAIRS.
The Big Bang Theory Season 4, Episode 9

Oh, w... when I go UPSTAIRS,
The Big Bang Theory Season 12, Episode 20

Upstairs from here, but under you.
The Big Bang Theory Season 2, Episode 19