Bob Ryan Celtics have made it a series with Heat Pressure has shifted to South Beach ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Jim Davis/Globe Staff Since Paul Pierce, Ray Allen, and Kevin Garnett formed the Big Three in 2008, the Celtics have never lost a Game 5 in a series that was tied 2-2. They have gone on to win 6 of 8 such series. Take a look back at the wins: Jim Davis/Globe Staff 2008, round one: Allen, Pierce, and Garnett combined for 61 points in a win against Atlanta. The Celtics won the series 4-3. Jim Davis/Globe Staff 2008, round two: Pierce and the Celtics denied LeBron James and the Cavaliers en route to a series win in seven games. Barry Chin/Globe Staff 2008, round three: Garnett scored 33 points to outlast the Pistons. The Celtics won the series 4-2. Jim Davis/Globe Staff 2009, round one: Pierce forced overtime against the Bulls with a late basket in Game 5 as the Celtics went on to win the series 4-3. Jim Davis/Globe Staff 2009, round two: Eddie House went wild as the Celtics completed a Game 5 comeback against the Magic. But they would lose the next two games and the series. Jim Davis/Globe Staff 2010, round two: Pierce helped the Celtics outmuscle the Cavaliers in Game 5 en route to a series win in six games. Jim Davis/Globe Staff 2010, NBA Finals: Garnett and the Celtics defeated the Lakers in Boston to take a 3-2 series lead. But they would lose the final two games on the road. Jim Davis/Globe Staff 2012, round one: Brandon Bass helped the Big Three with a game-high 27 points to lead the Celtics past the 76ers en route to a series win in seven games.