Alexander Skarsgard, who is looking uber sexy on the cover of BlackBook’s latest issue, celebrated the fashion mag's 15 Year Anniversary last night, September 7th, in NYC!  

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The star-studded soiree, which was held at the PH-D Rooftop Lounge at the Dream Hotel Downtown, was also attended by Bryan Greenberg, Estelle, Rocsi DiazOne Republic, Ellie Goulding and Skarsgard's True Blood co-star Kristin Bauer. 

Related Article:  New True Blood Posters Revealed! 

BlackBook Party PIcs in NYC

Celebs and party attendees sipped on Tequila Don Julio and Heineken, enjoyed Camacho Cigars on the balcony and boogied to tunes by Das Racist and Neon Indian.  

Related Article: True Blood Stars Cover Entertainment Weekly

To check out Alexander Skarsgard's article in the current issue of BlackBook, head to the mag's site!  

Photos Courtesy of Wire Image