Over the weekend, Petra Nemcova held the Happy Hearts Fund Gala with Russell Simmons, Kanye West dropped by Indochine to celebrate Tom Sachs' first solo exhibition, Daniel Radcliffe and Broadway's brightest stars attended The New York Musical Theatre Festival Gala, Karlie Kloss and Bridget Moynahan unleashed their inner child at Elizabeth Glaser Pediatric AIDS Foundation's 2011 Kids For Kids Family Carnival, and so much more. Last night's parties were all about celebrating art, theatre and charity.

The Guest List

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Richie Rich• Russell Simmons• Cynthia Rowley• Kanye West• Liam McMullan• Chromeo• Petra Nemcova• The Bowery Hotel• donna karan• indochine• Mary Alice Stephenson• Rachel Roy• Sean Penn• Katrina Bowden• Lauren Remington Platt• Jen Brill• Jessica Seinfeld• Marcus Schenkenberg• Stephanie March• Lake Bell• John McEnroe• Iman• Rebecca Minkoff• Tom Sachs• Aesha Waks• the Jane Hotel• abigail breslin• josh groban• Sheila Marquez• Scott Campbell• Spencer List• Princess Michael of Kent• Kirill Was Here• Skylight Studios• Karlie Kloss• Kyle MacLachlan• The Chainsmokers• Mario Sorrenti• Bridget Moynahan• Anthony Haden Guest• Trista Sutter• Jonny Lennon• Alana Zimmer• Highline Stages• Sami Gayle• Dhani Jones• Ashley Argota• Brandon Holley• Rachelle Lefevre• YANY Band Night• Sullivan Hall• rokk city• Elizabeth Glaser Pediatric AIDS Foundation's 2011 Kids For Kids Family Carnival• Happy Hearts Fund Gala• Celebration Of Tom Sachs Solo Exhibition• The New York Musical Theatre Festival 8th Season Awards Gala• Lucky Shops Charity Shopping Party• Celebration Dinner For The Pavillion Of Art And Design New York Opening• CDAS Hosts Premiere Of "Unraveled"• Earth University Benefit• Grand Opening Of Rokk City• Patti Smyth• Tony Garrn• Alina Baikova• wylcef jean• Pheonix List• Marcy Bloom• Jenna Morasca• Cafe Gitane at the Jane Hotel• Olivier van Themsche• Candida Smith• Wayne Maser• Luisa Beccaria• Isabelle Bscher• Alan Djanogly• Lucas Bscher• Marc H. Simon• Robert Watman• John Dracos• Russell Kreiger• Laysa Silva• Takis Martin• chromeo at riff raffs