Description:"Who am I to say I want you back? When you were never mine to give away."
Those are the opening lines of a song that accompanies a "New Myspace" promotional video. The once-mighty social network is trying to stage yet another comeback with the help of Justin Timberlake. The new site, for which people can request an invitation, looks a bit like an entertainment-focused version of Pinterest, with a dash of Twitter and Facebook thrown in.(1:52)