Halo 3 Campaign legendary?

[Tyler27Kiedrow]

i need help on the last 3 missions on halo 3 on legendary
my gt is Tyler27Kiedrow

i meant i needed someone to help me with them
and list your gamertags if you want to help

 

[C B]

what ur gamertag

 

[twelfthjoe]

I can help you I added you I don't want to say my gamertag on here.

 

[trytnn]

could u B more specific, like which part, like which mission and checkpoint, or a certain battle?. im guessing ur having truble w/the mission "cortana", but i need mr edetails to help. else u could just search up an online walkthru guide.