Mariah Carey`s rep slams American Idol lip-synching rumors

Mariah Carey`s spokesperson has vehemently denied rumours that the singer was lip-synching during her performance on American Idol on Thursday night.

`Frail` Michael Jackson was to lip-synch at O2 Arena

Michael Jackson, who was in poor health, was unable to sing and dance at the same time as he prepared for his comeback shows, new documents have revealed.