Original sentence: The acoustic version was performed by Gaga at BBC Live & In-Session on April 19, 2009.This performance has been described an "alien-disco performance art"
Edited sentence: " Cortney Harding of Billboard wrote, "[it was] Gaga's crowning TV moment ... show[ing] middle America that she was a bona fide pop star." The acoustic version was performed by Gaga at BBC Live & In-Session on April 19, 2009.This performance has been described an "alien-disco performance art