
It was heavy metal's equivalent of the 1990s Leno/Letterman late-night wars: in February 2003, Metallica announced that its new bass player was Robert Trujillo, formerly of Suicidal Tendencies and Ozzy Osbourne's band.
Less than a month later, at a press event at 3rd Encore Studios in North Hollywood, Osbourne introduced the world to his new bassist: Jason Newsted, Metallica's anchor from 1986 until he left the band in 2001.