I read on IDF that he was close friends with their drummer a few years ago, so that's probably why calling them himself worked.
Blake does a duet with McPhee at the Finale
Britney to perform on Idol?Oh GOD NOOOOOO!!!!!
Taped Sanjaya Production for the FinaleWorse than Britney performing.
Kelly, Carrie, Daughtry and Taylor are also supposed to be performing. Kelly is also rumored to have a duet with someone(possibly Jordin?)