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Happy Birthday, Bo! You're 4 Years Old!Wag those tails! The First Dog adds another candle to the cake on Oct. 9
Credit: Pete Souza/White House
Updated: Sunday Oct 09, 2011 | 06:00 AM EDT
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The President makes time for his Number 1 pal in June 2012. "Buddies," read the caption of the photo shared on the Commander in Chief's Twitter feed.
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