It all checks out — Louis Vuitton's mod, checkered pattern is everywhere for Spring and Summer. Kristen Stewart, Jessica Alba, and Miranda Kerr are just a few of the stars who have slipped into the designer's checker-print pieces for the red carpet. Whether it's a full checked dress or a printed shoe or bag, each is making a compelling case to get in on the trend. Just watch today's Fashion Flash for all the details. On Allison McNamara: Armani Exchange dress, Stella and Bow necklace.