2008–09 Boston Celtics season 2008–09 Boston Celtics season The 2008–09 Boston Celtics season was the 63rd season of the Boston Celtics in the National Basketball Association (NBA). They started the season as defending NBA champions, where they defeated the Los Angeles Lakers in the 2008 NBA Finals, winning their seventeenth NBA championship, as well as marking their ninth series victory over the Lakers in the NBA Finals. The Celtics started the season 27–2, which surpassed a mark set by the 1966–67 Philadelphia 76ers for the best two-loss start in NBA history. This run also included a 19-game winning streak, which improved a Celtics franchise
Celtics–Lakers rivalry was actually laid down in college basketball of the late 1970s. During the 1978–79 NCAA season, Michigan State was led by Magic Johnson to the championship game of the NCAA Tournament, where they faced Indiana State University, which was led by senior Larry Bird. In what was the most-watched college basketball game ever, Michigan State defeated Indiana State 75–64, and Johnson was voted Most Outstanding Player of the Final Four. Magic Johnson would go on to be drafted by the Lakers, and Larry Bird by the Celtics. The personal rivalry formed by these two basketball greats during college would transfer