Heejun Han did the March 28 2012 Donny Hathaway's "A Song for You" again for the judge's vote to keep him
There were many, But I believe one of them was Jordin Sparks
Hollie Cavanagh sang the climb originally sang by Miley Cyrus
Kelly Clarkson
He sang leave right now .
in 2011 thia magia sang heat wave but im sure lots of other people have sang it
Larry Platt
"I Who Have Nothing"
Yes, but he has not sang on American Idol.
Phillip Phillip's performs his coronation song, "Home" after winning Season 11 of American Idol.
If you go to itunes you can purchase Adam Lambert's songs that he sang on American Idol.
On May 5th 2010 she sang "Alejandro". But before that she was featured on American Idol and she sang "Poker Face".
He sang Angels, Apologize, Stand By Me, and When You Say You Love Me.
There were many, But I believe one of them was Jordin Sparks
Hollie Cavanagh sang the climb originally sang by Miley Cyrus
Kris Allen sung "Everything" by Michael Buble on American Idol.
Will Young, the winner of "Pop Idol," the UK version of "American Idol," was the Brit in the dark suit.
She sang "Inside Your Heaven", "Independence Day", and "Angels Brought Me Here" during the finale of American Idol 4-She performed "Could've Been" on the first episode of the Idol 4 season (Top 12 girls)