Executive Producer Brad Pitt steps out for a special screening of his new film, Big Men; Beth Behrs, John Stamos, Lizzy Caplan, Kaley Cuoco, and more support the Alzheimer's Association at the 22nd "A Night At Sardi's" benefit; Joel McHale, Gillian Jacobs, and fellow castmates hit the "Community" panel at PaleyFest—get a look at all this L.A. action and more in today's edition of Last Night's Parties.

The Guest List

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Brad Pitt• John Stamos• taylor spreitler• Melissa Joan Hart• Matt Lanter• Alzheimer's Association• Caitlin Fitzgerald• Kaley Cuoco• Jim Parsons• Johnny Galecki• Gillian Jacobs• Joel McHale• Steven Weber• Keith Carradine• Ashley Jones• Beau Bridges• Ashley Fink• Joey McIntyre• Beth Behrs• Andrew Rannells• Yvette Nicole Brown• Mayim Bialik• Danny Pudi• Ben Feldman• The Beverly Hilton• Kellie Martin• Grace Potter• Kunal Nayyar• Carlos Alazraqui• Michael Nouri• Christine Lakin• Jonathan Kite• Melissa Rauch• Lizzy Caplan• Simon Helberg• Jim Rash• Robert Morse• Marissa Jaret Winokur• Annaleigh Ashford• Sarah Rafferty• Dolby Theatre• Dan Harmon• The Bookbindery• James Burrows• Brett Gelman• Maitland Ward• Shoshana Bean• Bob Newhart• Affion Crockett• Ryan Sweeting• Sterling Knight• Sundance Sunset Cinema• Eric Schiffer• Alex Bulkley• Corey Campodonico• Abbey Luck• Alessandro Minoli• Sean Donnelly• Jeff Tomsic• Charlotte Newhouse• Comedy Central's "TripTank" Premiere Party• Russ Krasnoff• Chris McKenna• 2014 PaleyFest: "Community"• Vicki Lewis• 22nd "A Night At Sardi's" To Benefit The Alzheimer's Association• Dan Levy• 22nd "A Night At Sardi's"• 2014 Families Matter Benefit & Celebration• Big Men Los Angeles Special Screening• Big Men• Rachel Boynton