Last Night's Parties: Leonardo DiCaprio & Jay-Z Step Out For The World Premiere Of "The Great Gatsby," Katy Perry Presents Vera Wang With An Award, And More!

The 2013 Delete Blood Cancer Gala Honoring Vera Wang, Leighton Meester, and Suzi Weiss-Fischmann

[Vera Wang, Katy Perry] [Katharina Harf, Georgia May Jagger] Where: Cipriani Wall Street Who was there: Guests included Katy Perry, Vera Wang, Michele Scannavini, Georgia May Jagger, Lindsey Vonn, Coco Rocha, Katherina Harf, Evander Holyfield, Evander Holyfield Jr., Anja Rubik, Hana Soukupova, Kimberly Chandler, Browne Andrews, Nate Berkus, Jeremiah Breng, Marni Golden, Jill Scott, Alejandro Santo Domingo, Julie Henderson, Lady Antebellum, Taylor Kraemer, Anastasia Ganias, and Derek Lam. [Katharina Harf, Nate Berkus] Other details: Last night, Cipriani Wall Street held the 2013 Delete Blood Cancer Gala. The event, hosted by Nate Berkus, featured two stirring performances by Jill Scott and Lady Antebellum. On behalf of the charity, Katy Perry presented Vera Wang with the Blood Cancer Delete Blood Cancer Award for her philanthropic commitment. Delete Blood Cancer has registered three million donors worldwide to date, and continues to encourage people to get swabbed and donate bone marrow. [Lindsey Vonn] [Evander Holyfield Jr., Katharina Harf, Evander Holyfield] [Darian Craig, Tina Craig, Katharina Harf] [Photos via]