Olivia Wilde & Jared Leto: 'Harper's Bazaar' Party!

Olivia Wilde attends a cocktail party for Harper’s Bazaar‘s “Greatest Hits” book at the U.S. Embassy on Tuesday (October 4) in Paris, France.

The bash, held during Paris Fashion Week, toasted the mag’s new book, which celebrates 10 years of editor Glenda Bailey‘s tenure and can be purchased on Amazon.com.

Also in attendance: Jared Leto (pictured with jewelry designers Annette and Phoebe Stephens) and stylist Rachel Zoe meeting up with fashion designer Karl Lagerfeld.

Check out a full gallery of pics from the party at HarpersBazaar.com!

FYI: Olivia is wearing Roger Vivier‘s “Palace Prismick” pump.