Now, that's how you kick off an NBA playoff game! After nearly one scoreless minute of action in Game 5 of the 2014 Eastern Conference Finals, LeBron James scored the first basket in rather emphatic fashion with an incredibly angry alley-oop dunk from Mario Chalmers. Needless to say, LeBron was really pumped up going into this contest. But really, if you have been watching this entire series, has there really ever been a moment where James hasn't been riled up?  

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[via GIFD Sports]