Photos of Natalie Portman, Blake Lively, Demi Moore on Red Carpet

Last night, celebrities hit the red carpet on both sides of the Atlantic. Stars of Hollywood and the small screen dress up to the nines and partied in a range of outfits. From premieres to the 2011 National Board of Review of Motion Pictures Gala to an Alberta Ferretti Dinner, celebrities out and about included Demi Moore, Blake Lively, Natalie Portman and Michelle Williams. Click through to find out more.