Even though the Thunder had a comfortable lead over the Grizzlies, the constant competitor in Russell Westbrook still wouldn't let him forgive his teammate Thabo Sefolosha for drawing another defender and causing the Oklahoma City guard to get called for a five-second violation. Later, assistant coach Mo Cheeks tried to calm Russ down, but as you can tell, that didn't work one bit. 

Sidebar: Someone teach these Thunder fans high-five etiquette? Unless you want a black and blue hand, keep those arms by your side, people!      

RELATED: The 25 Best Sports GIFs for December 2012 

[via SB Nation]

LIKE COMPLEX SPORTS ON FACEBOOK