Mariah Joining X Factor: "She's Ready!"

After months of speculation, Mariah Carey will join "X Factor" as a "guest of a judge" for the much-anticipated FOX competition series.


"Extra's" Terri Seymour spoke with Carey's husband, Nick Cannon, who hosts "America's Got Talent." Cannon confirmed, "Now it's official. I still don't know what she's doing, but she's doing something! She's ready... she's excited!"

Sharon Osbourne, a judge on "America's Got Talent," believes Carey is "a perfect pick" for the reality show, saying, "She's the world's greatest singer. This is a singing contest... she knows what people want and that's why she sells millions of albums today."

Osbourne continued, "He [Simon] couldn't have a better person."

A source told People, "Mariah is confirmed to tape something with Simon Cowell at the judges' homes."

Catch Mariah on "X Factor," which debuts September 21 on FOX.


Ps: Can't wait to watch the show...Bet it will replace American idol as the number one talent show in the US...Plus, we've got Mariah on It...