The man hailed as one of the greatest live performers of all-time … lip-synching?!?

It's the latest jaw-dropper to emerge from the Jackson family's ongoing wrongful death lawsuit with concert promoter AEG Live, as court documents indicate that executives with the concert promotion giant acknowledged in hundreds of private

e-mails that Michael Jackson was set to lip-synch through his scheduled residency at the 02 Arena in the summer of 2009.

The Man In The Mirror singer was so weak at the time, he wasn't able to sing and dance simultaneously, a point the family will use to s