Getty Images 5 months ago

PHOENIX, AZ - AUGUST 29: Jason Giambi #23 of the Colorado Rockies reacts after striking out against the Arizona Diamondbacks during the ninth inning of the Major League Baseball game at Chase Field on August 29, 2011 in Phoenix, Arizona. The Diamondbacks defeated the Rockies 5-1.

AP Photo 6 months ago

Colorado Rockies' Jason Giambi (23) is congratulated by teammate Todd Helton (17) after hitting a two-run home run in off of Florida Marlins' Leo Nunez during the ninth inning of a baseball game Tuesday, Aug. 16, 2011 in Denver. The Marlins won 6-5.

Getty Images 6 months ago

DENVER, CO - AUGUST 16: Relief pitcher Leo Nunez #46 of the Florida Marlins looks on after giving up a two run homerun to Jason Giambi #23 of the Colorado Rockies in the ninth inning at Coors Field on August 16, 2011 in Denver, Colorado. Nunez earned a save as the Marlins defeated the...

Getty Images 6 months ago

DENVER, CO - AUGUST 15: Relief pitcher Randy Choate #38 of the Florida Marlins delivers against Jason Giambi #23 of the Colorado Rockies in the ninth inning at Coors Field on August 15, 2011 in Denver, Colorado. Choate gave up the game winning homerun to Giambi as the Rockies defeated...

AP Photo 6 months ago

Colorado Rockies' Jason Giambi celebrates as he heads to home plate after hitting a walk off three run home run off Florida Marlins relief pitcher Randy Choate during the ninth inning of a baseball game Monday, Aug. 15, 2011, in Denver. The Rockies beat the Marlins 7-4.

Getty Images 6 months ago

DENVER, CO - AUGUST 15: Jason Giambi #23 of the Colorado Rockies is mobbed by his teammates as they celebrate his game winning walk off home run off of pitcher Randy Choate #38 of the Florida Marlins in the ninth inning at Coors Field on August 15, 2011 in Denver, Colorado. The Rockies...

Getty Images 6 months ago

DENVER, CO - AUGUST 15: Relief pitcher Matt Belisle #34 of the Colorado Rockies cheers on Jason Giambi #23 of the Colorado Rockies from the dugout during his at bat in the ninth inning against the Florida Marlins at Coors Field on August 15, 2011 in Denver, Colorado. Giambi hit a walk...

Getty Images 6 months ago

DENVER, CO - AUGUST 15: Jason Giambi #23 of the Colorado Rockies hits a game winning walk off home run off of pitcher Randy Choate #38 of the Florida Marlins in the ninth inning at Coors Field on August 15, 2011 in Denver, Colorado. The Rockies defeated the Marlins 7-4.

Getty Images 6 months ago

LOS ANGELES, CA - JULY 25: Jason Giambi #23 of the Colorado Rockies pulls up injured as he runs to first base reaching safely on a throwing error to load the bases against the Los Angeles Dodgers in the ninth inning of the game at Dodger Stadium on July 25, 2011 in Los Angeles, California...

Getty Images 6 months ago

PHOENIX, AZ - JULY 22: Jason Giambi #23 of the Colorado Rockies warms up on deck during the Major League Baseball game against the Arizona Diamondbacks at Chase Field on July 22, 2011 in Phoenix, Arizona. The Rockies defeated the Diamondbacks 8-4.

Getty Images 7 months ago

DENVER, CO - JULY 17: Starting pitcher Shaun Marcum #18 of the Milwaukee Brewers returns to the mound after giving up a solo homerun to Jason Giambi #23 of the Colorado Rockies who rounds the bases at Coors Field on July 17, 2011 in Denver, Colorado. The Brewers defeated the Rockies 4-3.

Getty Images 7 months ago

DENVER, CO - JULY 17: Jason Giambi #23 of the Colorado Rockies celebrates his solo homerun in the sixth inning with catcher Eliezer Alfonzo #55 of the Colorado Rockies against the Milwaukee Brewers at Coors Field on July 17, 2011 in Denver, Colorado. The Brewers defeated the Rockies 4-3.

AP Photo 7 months ago

Colorado Rockies first baseman Jason Giambi watches the flight of his hit against the Milwaukee Brewers during the eighth inning of a baseball game at Coors Field in Denver on Sunday, July 17, 2011. The brewers defeated the Rockies 4-3.

AP Photo 7 months ago

Colorado Rockies first baseman Jason Giambi, left, collides with catcher Chris Iannetta as he catches a fly ball from Atlanta Braves' Nate McLouth during the fifth inning of a baseball game, Thursday, July 7, 2011, in Atlanta.

Getty Images 7 months ago

DENVER, CO - JUNE 29: Jason Giambi #23 of the Colorado Rockies rounds the bases on his solo homerun off of starting pitcher Mark Buehrle #56 of the Chicago White Sox during Interleague play at Coors Field on June 29, 2011 in Denver, Colorado. The White Sox defeated the Rockies 3-2.

AP Photo 7 months ago

Colorado Rockies' Jason Giambi watches the flight of a solo home run ball hit off Chicago White Sox starting pitcher Mark Buehrle during the sixth inning of an interleague baseball game on Wednesday, June 29, 2011, in Denver.

Getty Images 7 months ago

CHICAGO, IL - JUNE 27: Jason Giambi #23 (R) of the Colorado Rockies tosses his bat after striking out as catcher Geovany Soto #18 of the Chicago Cubs throws the ball back to the pitcher during the ninth inning at Wrigley Field on June 27, 2011 in Chicago, Illinois. The Cubs defeated...

AP Photo 7 months ago

Colorado Rockies' Jason Giambi (23) reacts swinging for a strike during the sixth inning of a baseball game against the New York Yankees Saturday, June 25, 2011, at Yankee Stadium in New York.

Getty Images 8 months ago

NEW YORK, NY - JUNE 24: A.J. Burnett #34 of the New York Yankees looks on in the second inning after surrendering a home run to Jason Giambi (not pictured) of the Colorado Rockies on June 24, 2011 at Yankee Stadium in the Bronx borough of New York City.

Getty Images 8 months ago

NEW YORK, NY - JUNE 24: Jason Giambi #23 of the Colorado Rockies celebrates his second inning home run against the New York Yankees with teammate Ty Wigginton #21 on June 24, 2011 at Yankee Stadium in the Bronx borough of New York City.

Getty Images 8 months ago

NEW YORK, NY - JUNE 24: Jason Giambi #23 of the Colorado Rockies watches the flight of his second inning home run against the New York Yankees on June 24, 2011 at Yankee Stadium in the Bronx borough of New York City.

Reuters Pictures 8 months ago

Colorado Rockies batter Jason Giambi throws his bat after hitting a solo home run against the New York Yankees in the second inning of their MLB interleague baseball game at Yankee Stadium in New York, June 24, 2011.

AP Photo 8 months ago

Colorado Rockies' Jason Giambi follows through on a home run during the second inning of an interleague baseball game against the New York Yankees Friday, June 24, 2011 at Yankee Stadium in New York.

AP Photo 8 months ago

Colorado Rockies' Jason Giambi flips his bat after hitting a home run during the second inning of an interleague baseball game against the New York Yankees Friday, June 24, 2011 at Yankee Stadium in New York.

AP Photo 8 months ago

Colorado Rockies' Jason Giambi, left, waves to a fan as he walks off the field with Todd Helton before an interleague baseball game against the New York Yankees Friday, June 24, 2011 at Yankee Stadium in New York.