How do I invite friends to my Halo 3 Clan?

what do you like better halo 3 or guitar hero 3

Does anyone have the locations of the skulls in Halo 3? Gold skull and silver skulls.

Any good halo 3 tips for online play? (like the plasma pistol tip)

I want your opinions. I think its guna be good but I want to see what others think.

who here likes to play halo if you do do you like halo 1 halo 2 halo 3

Just curiosity i think a long time ago before people can get games for

I read some reviews and they say that the campaign is really short. Is Halo 3 really worth the money, just for the multiplayer?

Does anyone know where I could find like layouts of the halo 3 maps..like a birds eye view of them? thanks

so far I've found like three but I've searched websites and everything and I cant find anymore. can anyone help me??

Can any one help me with halo 3 achievements on the mythic maps? Send me a fun mail if you wanna.