User blog comment:FLittleBastard/Breaking Dawn exciting news/@comment-3263574-20110209004903/@comment-5505682-20110210232922

They're not meanting literally that there's gonna be four Renesmees. They meant like there's gonna be a different looks for Renesmee by making a different actors because they said "as the character ages her head will be digitally superimposed onto the bodies of other girls".