Mary-Kate Olsen and her boyfriend Nate Lowman attended the Assouline Book Launch in Miami on December 5. MK was wearing the felt hat reminiscent of the Musketeers that she seems so fond of in Miami.
See the photos here.
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While Mary-Kate was in Miami, taking in Art Basel, Ashley went to Boston for the Institute of Contemporary Art fundraiser on December 10. The event honored young American designers and Ashley was there to represent the Row. Ashley looked stunning in a grey velvet gown and told the audience she was honored to be there. Other designers who were …read more

On December 4, Mary-Kate Olsen and her boyfriend Nate Lowman managed to squeeze a quiet dinner with friends in amongst all the Art Basel parties. The two looked happy and content, enjoying each other’s company.
Later that night, they headed to the Audi party where MK supposedly fought with Kirsten Dunst. But right here, she seems happy!
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More photos below the jump!