Since his days at Bayside High, Diamond has embarked in a number of activities. He released the tutorial video "Dustin Diamond Teaches Chess" in 2001, appeared on "Celebrity Fit Club" in 2007 and wrote a tell-all book in 2009 called "Behind the Bell." Diamond made headlines in late 2014 when he was arrested for allegedly pulling a knife during a bar fight. —XFINITY Entertainment Staff (Photo by Jeffrey Phelps/Getty Images)
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