Cooper Flagg is set to play on a special day for the NBA, something no No.1 overall pick has done as a rookie since LeBron James in 2003.

Cooper Flagg is a prospect like few we have ever seen. Flagg's first NBA game will be before he even turns 19 years old. He was so good in high school that he was able to reclassify and enter college a year sooner than most people his age.

Only a handful of athletes leave their mark by stepping onto the court on Christmas Day as a rookie - most notably LeBron James in 2003. But over 21 years later, his record is unde