Lady O arrrived in Cambodia in a bold blooming print.
With Japan's first lady Akie Abe, Mrs. Obama keeps spring chic in a vibrant orange skirt-set.
She fights the wind and gives a cheerful wave wearing a flawless yellow Kenzo frock.
For an appearance of The Tonight Show with Jimmy Fallon, FLOTUS was all elegance in a statuesque black jumper.
Mrs. Obama sported an airy Monique Lhuillier confection to the 37th Annual Kennedy Center Honors in Washington, D.C., on Dec. 7.
FLOTUS goes for a sunny yellow Prabal Gurung frock at the U.S. African Leaders Summit.
Michelle's stunning jade Alaïa ensemble, which she wore to President Obama's fifth State of the Union address, had us seeing green.
Mrs. O wears one of her go-to designers, Naeem Khan, at the Costume Center Grand Opening in New York City.
The first lady's arms look ah-mazing in this dove gray one-shoulder Marchesa gown.
FLOTUS pairs her peach-hued skirt and sweater ensemble with bright orange flats at the White House's annual Take Our Daughters and Sons to Work Day.
Lady O's chic black St. John jumpsuit was an awesomely on-trend choice for The Tonight Show Starring Jimmy Fallon.
We can't take our eyes off of Michelle's bright periwinkle Carolina Herrera ball gown, which she wore to welcome French President Francois Hollande during an official state visit at the White House.
This might be our favorite look yet! The first lady looked stunning in a emerald green Marchesa gown at the Kennedy Center Honors in 2013.
Michelle Obama wore a black Tracy Reese dress with big red floral print to the Let Freedom Ring ceremony, and of course, she looked just as stylish as ever!
Mrs. O clad a colorful print Duro Olowu gown with two-toned open-toe heels for her speech at the screening of The Powerbroker: Whitney Young's Fight for Civil Rights.
The First Lady stepped out before her hubby's State of the Union speech wearing a Jason Wu dress that was originally made as a leather halter! We're sure you'll agree that this style fits her perfectly.
The FLOTUS leaves the Greenwich Hotel in New York after a fundraiser wearing a shiny, black V-neck dress with metallic belt and shoes. Modern and gorgeous!
Michelle glowed in a beautiful custom ruby chiffon and velvet gown by Jason Wu at the 2013 Commander-in-Chief's Ball.
Mrs. O pulls off a jaw-dropping look at the 34th Kennedy Center Honors. She is the belle of the ball in her custom-made electric-blue Vera Wang gown and dangling earrings.
For the APEC leaders conference in Hawaii, Michelle looks lovely in a gray and pink Vera Wang dress with kitten heels and drop earrings. The designer tweeted, "What an honor and privilege to have dressed our beloved First Lady, Michelle Obama."
At the Pritzker Architecture Prize ceremony in Washington, D.C., the FLOTUS looks breathtaking in a Reed Krakoff halter gown and strappy heels.
The light-blue Barbara Tfank dress with pink coat and gray heels the first lady wore at Buckingham Palace may not have been the best outfit choice, but everyone gets one slipup, right?
Making a better choice, Michelle dons a plum Roksanda Ilincic belted dress with Narciso Rodriguez coat and black flats for a meeting with Prime Minister David Camero.
Looking classy and elegant, the first lady wears an off-white crisscross grown by Tom Ford with matching gloves, a metallic clutch and updo to a state dinner hosted by Queen Elizabeth II.