Everyone's abuzz not just about the 'American Idol' finale coming up, but that something's off this season and changes need to be made. As Simon Cowell departs the show to do 'The X-Factor,' we're left with Randy, Ellen and Kara ... all of whom may be casualties of some 'Idol' restructuring according to my sources. However, one very important blonde on 'Idol' is safe. Details after the jump!