Yesterday marked the 1 year anniversary of Michael Jackson's death. Since then, Jackson has sold an estimated 35 million albums worldwide, according to Billboard — an unprecedented response to a musician's passing. "Last year, when we saw the instant response from consumers wanting to purchase Jackson's albums, there was nothing to compare it to," Keith Caulfield, Billboard Senior Chart Manager and Analyst, told AccessHollywood.com. "Certainly since SoundScan began tracking sales in 1991." While a shocking number of beloved musicians have suffered untimely deaths over the last two decades — Nirvana's Kurt Cobain, Jeff Buckley, Notorious B.I.G., Tupac Shakur, Aaliyah, TLC's Lisa "Left Eye" Lopes and Elliott Smith, to name a few — none have resonated with audiences quite like the King of Pop's. According to Billboard, in the U.S. alone, he sold 9 million albums over the last 12 months, with another 800,000 for sales of his releases wi