In the new Janet Jackson documentary, the singer and her brother Randy revealed one moment when David Bowie came to their house to party and offered the latter and Michael a shocking thing.

Mariah Carey is officially out at American Idol, the singer confirmed Thursday, reported The Washington Post.Carey re-tweeted her public relations firm's initial tweet annoucing her departure:"W/ global success of " #Beautiful" (#1 in 30+ countries so far) @MariahCarey confirms world tour & says goodbye 2 Idol," the tweet said.

Some viewers who watched Mariah Carey sing her medley of her biggest hits during last night's American Idol series finale wondered if Carey lip-synced her performance. Her voice at times reportedly failed to match the audio the audience was hearing.Carey stepped onto the "American Idol" stage in shortly after Candice Glover was crowned the next "Idol."

Nicki Minaj is the latest judge to leave 'American Idol,' following Randy Jackson's announcement that he's departing the show after 12 seasons.