PartyLines- photographs by Patrick McMullan

Gemma Ward
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Josh Hartnett
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Martha Stewart
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

Roberto Cavalli
Halloween Party at Cipriani

Arden Wohl
Sagatiba Cachaça Presents Halloween at the Box

Michael Kors
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

CariDee English
Halloween Party at Cipriani

Michael Bloomberg
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

Glenn Close
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

John Legend
Halloween Party at Cipriani

Petra Nemcova
Halloween Party at Cipriani

Derek Blasberg
Sagatiba Cachaç a Presents Halloween at the Box

Genevieve Jones
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Nur Khan
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Jeff Gordon
Halloween Party at Cipriani

Sheryl Crow
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

Serge Becker
Sagatiba Cachaça Presents Halloween at the Box

Tinsley Mortimer
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Scott MacDonough
Sagatiba Cachaça Presents Halloween at the Box

Bette Midler
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

Hunt Slonem
New York Restoration Project Hulaween Ball at the Waldorf-Astoria Hotel (GETTY IMAGES)

Vanessa Trump
Halloween Party at Cipriani

Jeremy Kost
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Fabiola Beracasa
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Simon Hammerstein
Sagatiba Cachaça Presents Halloween at the Box

Lauren Davis
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

Lyle Maltz
Sagatiba Cachaça Presents Halloween at the Box

Camilla Thorsson
V Magazine Halloween Party at the Rose Bar, Gramercy Park Hotel

André Balazs
Sagatiba Cachaça Presents Halloween at the Box

Coco/Ice T
Halloween Party at Cipriani