what are some halo 3 cheats, hints, and glitches?

[koolpiez]

can you plz give me sum cheats and or glitches for halo 3. a website would do but if u memorized something then type it in. try ur best not to give me skulls, but if u have to go ahead. the least u can do is not make the cheats, hints, or glitches complicated. but if u have to, then go ahead. plz no glitches or cheats that requires live. make sure u give me how to do the stuff. plz dont say youtube.com

 

[hamstercamereron2]

Go inside the tube on cold storage with the big flood inside it by using a turret in forge!
Do the same thing with the walls in the base on Avalanche!