Orlando Magic center Dwight Howard (12) goes to the basket against Boston Celtics center Kendrick Perkins (43) in the first quarter of Game 5 of the NBA basketball Eastern Conference semifinal playoff...

Boston Celtics center Kendrick Perkins (43) tips the ball in for a score over Orlando Magic center Dwight Howard (12) as...

ORLANDO - MAY 10: Rashard Lewis #9 of the Orlando Magic drives against Kendrick Perkins #43 of the Boston Celtics in Game Four of the Eastern Conference Semifinals during the 2009...

ORLANDO - MAY 8: Kendrick Perkins #43 of the Boston Celtics during the game against the Orlando Magic in Game Three of...

Boston Celtics center Kendrick Perkins, left, fouls Orlando Magic guard J.J. Redick, center, by grabbing his face as Hedo Turkoglu...

ORLANDO, FL - MAY 08: Dwight Howard #12 of the Orlando Magic shoots over Kendrick Perkins #43 of the Boston Celtics in Game Three of the Eastern Conference Semifinals during the 2009...

ORLANDO - MAY 8: Dwight Howard #12 of the Orlando Magic rebounds against Kendrick Perkins #43 of the Boston Celtics in Game Three of the Eastern Conference Semifinals during the 2009...

...to the hoop against the defense of Boston Celtics' Rajon Rondo, left, Glen Davis, center, and Kendrick Perkins, right, during the second quarter of a first-round NBA basketball playoff game in Boston Saturday...

Boston Celtics center Kendrick Perkins (43) pulls down an offensive rebound against Orlando Magic forward Rashard Lewis (9) in the first...

Boston Celtics' Eddie House (50) is congratulated by teammate Kendrick Perkins, right, and others on the bench in the second half of Game 2 of the NBA...

...the Eastern Conference semifinal basketball playoff series in Boston, on Monday, May 4, 2009. Celtics center Kendrick Perkins looks on at left. (AP Photo/Elise Amendola) 2-Houston Rockets' Yao Ming, of China, right...

ORLANDO, FL - MARCH 25: Rafer Alston #1 of the Orlando Magic drives against Kendrick Perkins #43 of the Boston Celtics on March 25, 2009 at Amway Arena in Orlando, Florida

BOSTON - MAY 04: Kendrick Perkins #43 of the Boston Celtics shoots over Dwight Howard #12 of the Orlando Magic in Game...

...Brad Miller #52 of the Chicago Bulls goes to the basket past Rajon Rondo #9 and Kendrick Perkins #43 of the Boston Celtics during Game Six of the Eastern Conference Quarterfinals as part of...

...Bulls reacts after he misses a free throw with 2 seconds left in the overtime as Kendrick Perkins of the Boston Celtics celebrates in Game Five of the Eastern Conference Quarterfinals during the 2009...