My Xbox 360 broke one day while I was not connected to Xbox Live. I recovered my Gamertag on my friend's Xbox 360 while connected to Xbox Live. I then earned a couple of achievements on his Xbox 360 ...
A few weeks ago my cousin recovered his Gamertag on my Xbox 360 because we were playing Xplosion Man at my place and he wanted to get the achievements. Some time after, he started playing Red Dead ...