Blake Lively Sports See Through Dress At 'Gossip Girl' 100th Episode Party

11/21/2011 08:30 am ET | Updated Nov 21, 2011

Although Blake Lively is usually the one doing all of the gossiping, her latest getup has us doing some whispering. The leggy blonde arrived at the "Gossip Girl" 100th episode celebration to fete her name-making show, but not before turning a few heads on the red carpet in a cut-out, form-fitting dress. The actress showed off her flawless body in all the right places, even giving photogs a sneak peek at her backside.

Check out Blake's sheer ensemble below: