Mariah Carey Pictures

ENCINO, CA - JULY 06: Singer Joanelle Romero performs in front of a makeshift memorial at the Michael Jackson family compound on July 6, 2009 in Encino, California. A star-studded musical tribute is scheduled to take place at the Staples Center sports arena in downtown Los Angeles July 6. Mariah Carey, Jennifer Hudson, Justin Timberlake and Stevie Wonder as well as others are expected to perform. Some 750,000 fans are expected to descend on the arena, which holds 20,000. A lottery for which 1.6 million people registered online awarded two tickets for 8,750 entrants. (Photo by Michael Buckner/Getty Images)