Did the woman guitar player in rehearsal footage of Michael O2 concert actually play or is it prerecorded. Who she?

Orianthi Panagaris, an Australian musician, did indeed play the guitar during Michael Jackson's O2 concert. She was not miming or playing to a prerecorded track. Panagaris is a talented guitarist who has worked with other notable artists such as Alice Cooper, Carlos Santana, and Steve Vai. She is known for her energetic performances and her ability to play a wide variety of genres.