The Celtics gave the Miami Heat all they could handle before running out of gas in the fourth quarter of Game 7 of the NBA Eastern Conference Finals Saturday night. Although the Heat prevailed 101-88, Celtics fans were on the edge of their seats for most of the game. Thoughts of Oklahoma City danced in their heads until the much-maligned LeBron James took over the game along with his partner-in-crime Dwayne Wade and Rajon Rondo (left), Ray Allen, Paul Pierce, and Kevin Garnett would go home after what may have been their last game together.

Here's a review of some of the most heartbreaking and disappointing losses suffered by the Celtics, Bruins, Patriots, and Red Sox in recent years.