Simon Cowell is best known for being a judge on the show American Idol and is a current judge for The Ex-Factor. He joined Twitter yesterday and now has over 250,000 followers. This year, the Ex-Factor will be the first show to allow viewers to vote through Twitter’s direct messaging system. [Mashable]
[blackbirdpie url="https://twitter.com/#!/SimonCowell/status/136969492361252865"]