That would be Jennifer Lopez
Yes, Lady Gaga has performed on American Idol. She performed on May 5th, 2010. She performed her song, "Alejandro", which means Alexander in Spanish. She was actually mad after because American Idol cut off a whole minute off of her performance.
Hillary Scott did twice
alexandro
lady gaga
the edge of glory
On May 5th 2010 she sang "Alejandro". But before that she was featured on American Idol and she sang "Poker Face".
Kara DioGuardi is the new judge also Stephen tyler and jenifer lopaz joined the bunch
The song is already out and available through several different online music sources such as iTunes and YouTube. The music video will debut on American Idol on May 5th 2011.
Yes, she sang a live performance of Pokerface.
No she started singing when she was little and wrote her own music records.
Her bracelet was custom designed for her by lia sophia fashion jewelry. :)
Yes, to many she is.