0Stars Playing ThemselvesThe 16-year-old superstar announced his upcoming 3-D biopic this week. From Joan and Melissa Rivers to Muhammad Ali, VIEW OUR GALLERY of other celebrities in their own on-screen life stories.Updated Jul. 14, 2017 5:27PM EDT / Published Aug. 04, 2010 2:05PM EDT Michael A. Mariant / AP Photo,Michael A. Mariant Justin Bieber in Unnamed 3-D Biopic, 2011Michael A. Mariant / AP Photo Boy George in Taboo, 2002-2003Everett Collection Joan and Melissa Rivers in Tears and Laughter: The Joan and Melissa Rivers Story, 1994Everett Collection Sophia Loren in Sophia Loren: Her Own Story, 1980Everett Collection Jackie Robinson in The Jackie Robinson Story, 1950Everett Collection Babe Ruth in Headin' Home, 1920Everett Collection
Justin Bieber in Unnamed 3-D Biopic, 2011Michael A. Mariant / AP Photo Boy George in Taboo, 2002-2003Everett Collection Joan and Melissa Rivers in Tears and Laughter: The Joan and Melissa Rivers Story, 1994Everett Collection Sophia Loren in Sophia Loren: Her Own Story, 1980Everett Collection Jackie Robinson in The Jackie Robinson Story, 1950Everett Collection Babe Ruth in Headin' Home, 1920Everett Collection