I actually get achievements all right, no glitches except for this one which is discouraging me to play Halo 3. First time i played Halo3 online i went to basic training (obviously) and after only 2 matches i graduated.... got achievement and pin but now i cant gain EXP and i don't have any at all.... makes me and not being able to rank up and get achievments any one else have this glich or know an answer to it. Also if u wanna play XBOXLIVE gamer tag : Punkjuice
Also ive played and won most of 17 ranked matches, played and won more than half of 60 social
Also ive played and won most of 17 ranked matches, played and won more than half of 60 social