Halo 3 Legendary Campaign

[Alexz0r]

I need to beat it. with the exception to Arrival, Sierra 117, and Crows nest, The Storm, and The Flood would anyone like to help me out here?

Add me on Xbox Live if you want to, my gamertag is hazardousPOSSUM. (without the period)

I'm trying to get all the achievements for Halo 3 (the originals) and this one is just bothering me.

[Tbh.]

i need to beat the whole of it
on legendary
im up for it sometime this week if you want?

[Jam]

I've 1K'd it and only need one of the possible to achieve new one's, but I'l help.

[Alexz0r]

Thanks, friend request hazardousPOSSUM and when I see your both online I'll try and invite you.

[Tbh.]

it dm now
i started it last night with 2 friends and we have 2 more levels to go