Seven, eight, NINE, 10.
The Big Bang Theory Season 1, Episode 15
The number NINE? Oddly, only a four.
The Big Bang Theory Season 8, Episode 3
(quietly):
Hot girl, NINE o'clock.
The Big Bang Theory Season 5, Episode 7
Eight. No, NINE.
Game of Thrones Season 1, Episode 3
Star Trek: Deep Space Nine
trivia,
The Big Bang Theory Season 5, Episode 17