Just a few days ago, 12-year-old Greyson Chance was known only as the 6th grader Paparazzi cover singer from YouTube. Now, he’s gained worldwide fame, one nationally broadcast talkshow at a time, starting with Ellen. In the interview, Greyson tells “Ellen all about the video and what inspires his music, before giving an unbelievable performance.” Video after the break, courtesy of Ellen.