Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman1/20Kenneth Cole and Donatella Versace
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman2/20Naomi Campbell in Versace, Heidi Klum, and Alessandra Ambrosio in Versace
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman3/20Kevin Robert Frost and Scarlett Johansson
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman4/20Paris Hilton in Maria Lucia Hohan and Anna Cleveland
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman5/20Ricky Saiz and Chloë Sevigny in Miu Miu
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman6/20Adriana Lima in Zuhair Murad
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman7/20The scene inside Cipriani Wall Street
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman8/20Ellie Goulding in Jenny Packham
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman9/20Iman in Zac Posen and Zac Posen
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman10/20Candice Huffine in Sophie Theallet
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman11/20AlunaGeorge performing
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman12/20Hopper Penn
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman13/20Maye Musk in Pologeorgi, Zero + Maria Cornejo and a Mark Cross bag
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman14/20Amber Valletta in Atelier Versace
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman15/20Pat Cleveland
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman16/20Mark Ruffalo
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman17/20Diane Kruger in Versace and Alan Cumming
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman18/20Zuzanna Bijoch in Vilshenko and Andreja Pejic
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman19/20Evan Jonigkeit and Zosia Mamet
Photo: Courtesy of amfAR, Getty Images, and Kevin Tachman20/20Karl Glusman and Zoë Kravitz in Versace