NBA All-Star Weekend: Top 5 Slam Dunk Contest duels EVER

The annual slam dunk is probably the most unpredictable event of the NBA All-Star weekend. When in full swing, it can be not only the highlight of the weekend but even the regular season. The American Basketball Association (ABA) held the inaugural slam dunk contest in 1976 with Julius Erving being crowned its first champion. The NBA eventually adopted the concept for the first time in 1984 when Larry Nance won the title.