GTTV seems to be scoring a lot of exclusive content. Good thing for us, almost all of their stuff is in crisp, crystal clear HD. Good thing for you too. If you like the live action Halo 3: ODST trailer and want to see how it was made, the hook up is inline below. Hit the jump to go behind the curtain.
GTTV - Episode 222, Chapter 3 - Et Tu Brute?