He celebrated the slam by tilting his head , backpedaling and letting out a scream along with 20,000 fans .
Driving baseline past DeMarre Carroll , James cut across the lane and hammered a right - handed windmill .
James celebrated the slam by tilting James ' head , backpedaling and letting out a scream along with 20,000 fans .
Driving baseline past DeMarre Carroll , James cut across the lane and hammered a right - handed windmill .