Head Coach Joe Mazzulla hustles for the loose ball out of bounds and snaps into player mode really quick

Mazzulla ran on the court to try and get the ball inbounded before the challenge

Joe Mazzulla was upset that he missed Pat Riley say he wanted to beat the hell out of the Celtics Thats awesome

Joe Mazzulla assaults Derrick White

Joe Mazzulla stares at reporter who asked if Jayson Tatum participated in practice yesterday

Vince Williams Jr with the hustle play diving for the loose ball and making a pass down the court while on the ground

Joe Mazzulla says his high school principal hit him up after his comments on Tuesday