For those seeking Xbox 360 Achievements...

[Grindie]

I've just stumbled upon a really good site!

www.achieve360points.com

It's got full achievements lists, guides, and even a forum!

In the forum, its good for finding boosters and it's just as active as this forum :D

[Cwmbran]

Cool find.

[Azul]

even better

http://www.xbox360achievements.org/home/

[Grindie]

Wow, well i've never gone searching for these things, but I must admit, yours is better :P