This is a 2009 photo of Jason Giambi of the Oakland Athletics

Jason Giambi Oakland Star Oakland A's MLB Action Poster - Starline 2 – Sports Poster Warehouse

Jason Giambi, Oakland Athletics First Baseman Jason Giambi …

Baseball

Jason Giambi retires after 20 MLB seasons - Mangin Photography Archive

Giambi arrives at Rockies clubhouse – The Denver Post

Jason Giambi, Oakland Athletics on verge of one-year deal - ESPN

Chris Ballard: Once a feared slugger, 41-year-old Jason Giambi quietly nears the end - Sports Illustrated

Giambi says he's happy to be back – The Mercury News

1,311 Oakland Athletics Jason Giambi Photos & High Res Pictures - Getty Images

This is a 2009 photo of Jason Giambi of the Oakland Athletics baseball team. This image reflects the Oakland Athletics active roster as of Sunday, Feb. 22, 2009 when this image was

Oakland A's Milestones Episode 8 - Jason Giambi

Giambi is back in Oakland

1,311 Oakland Athletics Jason Giambi Photos & High Res Pictures - Getty Images

Jason Giambi of the Oakland Athletics runs to first base during the News Photo - Getty Images

Giambi cast away by A's