
...can we get on with "Halo" night?
The Big Bang Theory Season 1, Episode 7

Look, I am in the "Halo" battle
of my life here.
The Big Bang Theory Season 1, Episode 16

- You're not going to Halo night.
- Yes, I am. It's Wednesday.
The Big Bang Theory Season 2, Episode 6

Sheldon, Halo night, Koothrappali's.
You coming?
The Big Bang Theory Season 2, Episode 6

It's "Halo" night.
The Big Bang Theory Season 1, Episode 7