Mary-Kate Olsen opted for a black and white casual look when she attended the debut of the knitted clothing line Wool & the Gang during New York Fashion Week. Image: Newscom Blazer Mary-Kate loves her Elizabeth & James boyfriend blazer. She also wore it to the Proenza Schouler fashion show...

I loved Mary-Kate Olsen’s look last night at the grand opening of Saks Fifth Avenue Contemporary Space. I especially love the quilted Chanel jacket. Here’s how you can get a similar look for less! Image: Newscom Pants Image: Macy’s Any black skinny jean will do for this look. MK is...