According to FemaleFirst, rapper 50 Cent had his diamond chain stolen when he was performing a concert in Angola, Africa.
50 Cent, whose real name is Curtis Jackson, was on stage with G-Unit when a man jumped on stage and yanked the chain around his neck.
A video released on the Web shows the thief trying to get away while being chased by 50 Cent and his friends.
According to TMZ.com, the star caught up with the thief and hit him before getting his chain back.