Grayson "The Professor" Boucher is a "streetball" (street basketball, i.e. looser rules, more spectacular, less attention to defensive positioning) athlete who played conventional basketball in community college but wasn't even a standout star there, explaining why he never got a call from the NBA. That, plus the fact that he's 5'10".
Here he is pissing off a 6'8" Chinese player with tactics that don't go over in "regular" basketball:
He was an extra playing on two separate teams in the 2008 Will Ferrell vehicle Semi-Pro; I'll have to watch it again to see if I recognize him in there. Honestly, any excuse to watch Ferrell as Jackie Moon perform Love Me Sexy is good enough for me...
Here he is on card #27 from Panini's 2011 Americana set and Private Signings sub-set: