The Golden State Warriors forward humiliated the Dallas Mavericks star in a signature moment of the NBA's Western Conference finals.
The moment brought his dad to his feet on a night Bronny James and high school teammates honored the late Lakers legend.
"Surprised not only me but everyone in the gym," his superstar pop wrote.
In the video above, watch as the Canadian dunker debuts the killer move, performing a behind-the-back self-alley oop while