Happy Birthday Mrs. O
Tuesday, January 17, 2012 at 10:09 PM 
On her 48th birthday, the First Lady attended a White House event to celebrate the 2011 World Series champions, the St. Louis Cardinals.
On the fashion front: A L'Wren Scott lace cardigan, the famed Alaia belt and an Erickson Beamon pin from the 2008 Democratic National Convention.
Photo Credit: Getty Images
Alaia,
Erickson Beamon,
L'Wren Scott 








