Since his days at Bayside High, Diamond has embarked on 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 was recently found guilty of two misdemeanors in a stabbing incident that happened at a Wisconsin bar in late 2014. He was sentenced to four months in jail and an additional 15 months of probation. —XFINITY Entertainment Staff (Photo: Jeffrey Phelps/Getty)
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