Kate Bosworth & Husband Michael Polish Make Tiffany's Celebration a Black Tie Affair!

Kate Bosworth and her husband Michael Polish hit the carpet at the 2014 Tiffany & Co. Blue Book Celebration on Thursday evening (April 10) at the Guggenheim Museum in New York City.

Also in attendance at the event were Late Night host Seth Meyers and his wife Alexi Ashe, as well as model Hilary Rhoda and fiance Sean Avery, whose run on Dancing With the Stars came to an end after one week this year.

FYI: Kate is wearing a Katie Ermilio dress, a Raowolf bag, and Tiffany & Co. jewelry.

20+ pictures inside of Kate Bosworth and others at the event…