Halo 3 Easter Egg - Halo Secrets

1.) On the assault rifle bullets - fire one and look at it in the theatre lobby when paused, it will say "CHIEF 3x6xg"

2.) RVB reference - go to Valhalla and look in the water close enough - note you may need to be in forge to do this - look in the scope you will see the alian and caboose talking