"It's cool that he's not in a heavy metal band but is a well-respected musician you might not expect," Metallica guitarist Kirk Hammett told Billboard.com. Former bassist Jason Newsted will join the band that night and will "most likely" perform with the group," Hammett told About.com.

"He put in 14 years with Metallica, so I think there's no reason for him not to be there," he said. Drummer Lars Ulrich told Billboard.com that the evening "will be like a family reunion — a whole big pile of people, lots of friends." - more on this story

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