Wednesday, February 22, 2012 at 7:35 PM 
The President and First Lady attended the groundbreaking ceremony of the Smithsonian National Museum of African American History and Culture in Washington, D.C. today. The museum is scheduled to open in 2015. On the style front: Mrs. O wore a Peter Som dress and custom coat. Mary Jane kitten heels completed the look.
Peter Som Tuesday, February 21, 2012 at 8:36 PM 
The President and First Lady hosted guests in the East Room of the White House today for a concert series saluting blues music in recognition of Black History Month. On the style front: Mrs. O wore a grey short sleeve dress with a corset waist detail. (Thank you to the Washington Post for the title inspiration!)
"At the White House, red, white and blues" [Washington Post]
Wednesday, February 15, 2012 at 8:11 PM 
Mrs. O and Dr. B were together at the Pentagon today to help reveal a report from the Departments of Defense and Treasury that "outlines best practices that states can adopt to support military spouse employment and license portability." The report is part of Mrs. O and Dr. B's ongoing Joining Forces initiative. Read more on the White House blog, here.
On the fashion front: The First Lady wore a Moschino Pre-Spring 2010 dress, previously seen here and here. Dr. Biden wore a teal dress paired with a coordinating tweed jacket.
Moschino Monday, February 13, 2012 at 5:38 PM 
The President and First Lady attended the 2011 National Medal of Arts and Humanities Medal in the East Room at the White House today. On the style front, Mrs. O wore a mix print wrap dress paired with black boots.
"Obama honors achievements in arts and humanities at the White House" [WaPo]
Saturday, February 11, 2012 at 12:11 PM 
The First Lady started day three of her "Let's Move!" tour in Longwood, Florida, speaking at Northland, A Church Distributed. Later it was on to the Walt Disney World in Orlando, Florida, where Mrs. O was joined by Perry the Platypus of the Phineas and Ferb show and Disney actress Debby Ryan for dancing and outdoor sporting events.
Update: Above, Mrs. O wears a Rachel Roy Deep Sea Blue Crepe Drape Neck Dress, available here. (Thanks Bibi!)
Rachel Roy