Miami Heat Big Three in high school:
Boston Celtics Big Four in High School:
Historically Today (HiT me):
On June 9th, 1980, Boston Celtics executive Red Auerbach trades for Hall of Famers Robert Parish and 1980 first round draft pick Kevin McHale, in exchange for a pair of two other 1980 first round draft picks*.
*Joe Barry Carroll and Rickey Brown
Big 3 Differential Scientific Video Study: