New York Knicks legend Jeremy Lin brought back Linsanity on Friday night in the NBA Celebrity All-Star Game -- he hit an 8-point shot. We'll explain. First off, the Celebrity Game had a 4-point line.

Before February 2012, nobody had ever heard of Jeremy Lin. By the end of the month, he was a global sensation.

For a brief stretch in 2012, Jeremy Lin was the center of the basketball world. But when the Miami Heat’s Big Three circled him on their calendar, Linsanity met its toughest test.