Sports' famous sibling rivalries

Published On: Jan 29 2013 11:35:08 AM CST   Updated On: Nov 21 2013 01:58:49 PM CST

This Sunday head coaches John and Jim Harbaugh go head-to-head when the Ravens and 49ers clash in the Super Bowl. Take a look at other siblings who have met on the field, court and ice.

Jason Giambi Jeremy Giambi
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Jason and Jeremy Giambi: The Giambi brothers played together with the Oakland Athletics before becoming rivals when they played for the New York Yankees and Boston Red Sox.

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