christina
aguilera
Katie Price
yes
Yes, she was a guest judge on the previous season for auditions
i thought it was Ellen degenrist (if that's how u spell it ) but she just hasn't been on air yet Joe Jonas will be on the show soon in addition to several other celebrities
everyone in the world exept for : cara,paula Abdul, randy Jackson, Simon cowell
no, he hasn't been on American idol, he wants to be an actor
Also don't expect to see Perry visit "American Idol," despite judge and onetime Journey bassist Randy Jackson's many invitations. "I have simply said that there's just a side of me that could not judge anybody singing," Perry explains. "It's not who I am. I don't want to be that person."
Only once, on American Idol season7.
the people that have been on American idol sing well.
The finale for American Idol has historically been on a Wednesday, but this season it will be on a Thursday night.
"Adam Lamberg" has never been on American Idol . He is an actor , not a singer . "Adam Lambert" was runner-up from Season 8 of American Idol .
No, Miranda Lambert was a first season finalist on Nashville Star.