We knew he couldn't keep his secret identity for too long. Backstreet Boy A.J. McLean, who chose to tour as a solo artists as "Johnny No Name," will launch his charity, the Johnny No Name Foundation, on Thursday. According to Launch.com, 500 fans will be able to purchase tickets to Thursday's event in Orlando, Fla., for a minimum $5 donation. The organization intends to raise awareness and funding for VH1's Save the Music Foundation and the Juvenile Diabetes Research Foundation. In related news, fellow BSB Howie Dorough will hold his Lupus 2001 Fund-raiser on June 1 and 2 at the Hard Rock Live in Orlando. Among the guests scheduled to appear are fellow band mate Nick Carter, Marc Anthony, Deborah Gibson, Tito Puente Jr., amd more. Tickets for the Lupus 2001 are available via Ticketmaster.