Lebron James has had some pretty mean dunks in his career but this one sets itself apart simply because of the context and intensity. Â It was 2008 and the Cleveland Cavaliers faced the Boston Celtics in the semifinals. Â Lebron hit James Posey with the fake then slammed it on Kevin Garnett to set the arena on fire! Â Lebron was able to even the series at 2-2 but the Celtics went on to win it in 7. Â Check the video out after the jump.