to look up at the stars
without a ROOF over your head.
The Big Bang Theory Season 10, Episode 18
I don't want to
fall off the ROOF!
The Big Bang Theory Season 5, Episode 24
Go up to the ROOF, hop over
to the next building... There's a gap.
The Big Bang Theory Season 1, Episode 14
And then there's an animated smiley face
raising the ROOF like this...
The Big Bang Theory Season 9, Episode 10
You'll fall through the ROOF
before you fall off it.
The Big Bang Theory Season 5, Episode 24