Need help on the Halo 3 legendary last level "Halo"

I'm about to beat legendary on co-op but i need people to do the last level with me so please spare like a hour of your time to come help, maby evin less like 30 mins

Gamertag is:Zeroxin, send me request or post here. thankyou

Ill come help you. im gonna go on my bros xbox so hold on :PRoxas12934

[QUOTE="Roxas12934"]Ill come help you. im gonna go on my bros xbox so hold on :Pzeroxin

His gamertag is in his signature on the bottom of his post

bluheber