Elise Testone sang Led Zepplin's "Whole Lotta Love" on the American Idol 11 Top 9 show.

The verdict:

Randy Jackson said “That is the hardest song in the world to sing and you did an amazing job.”

Steven Tyler said “I wasn’t sure you could pull that off. Nice.”

Jennifer Lopez said “You made me get up. That was crazy.”

Watch the performance here: