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Before the public service

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A program sits on a seats at the Michael Jackson's Public Memorial Service held at
Staples Center in Los Angeles.

12:59 p.m. ET -- What celebrities are attending the service? Too many to count. But here are some of the big names reportedly on hand. Kobe Bryant, LeVar Burton, Mariah Carey, Jennifer Hudson, Spike Lee, Tyler Perry, Smokey Robinson, Lionel Richie, Wesley Snipes, Usher, Barbara Walters and Stevie Wonder.