Stars like Anne Hathaway, Ben Affleck, Alec Baldwin, Nicole Kidman and many more decked to the nines shine bright at the 2013 Screen Actors Guild Awards and cocktail party; Bradley Cooper, Jennifer Lawrence, Naomi Watts, Robert De Niro and others mingle at The Weinstein Company's SAG Awards after party; Amanda Seyfried, Jessica Alba, Kerry Washington, Bryan Cranston and more walk the red carpet at the 24th Annual Producers Guild Awards; Jon Hamm, Maria Menounos and other celebs step out for Entertainment Weekly's SAG Awards pre-party; Russell Crowe and Quentin Tarantino fist bump at the 2nd AACTA International Awards—get the lowdown on L.A.'s top weekend events in this edition of Last Night's Parties.

Soho House Nicole Kidman Russell Simmons Justin Timberlake Kerry Washington Amanda Seyfried Julianne Moore Robert De Niro Anne Hathaway Judah Friedlander Jessica Alba Cash Warren Julia Stiles Jonah Hill Alec Baldwin Liev Schreiber Chateau Marmont Hugh Jackman Channing Tatum Bradley Cooper Sigourney Weaver Maria Menounos Quentin Tarantino lea michele Naomi Watts Julianna Margulies Russell Crowe Jennifer Garner Keith Lieberthal Peter Facinelli Gary Goetzman Jack McBrayer Jon Hamm Francesca Eastwood Ben Affleck JJ Abrams Bryan Cranston Aaron Paul Craig Robinson Natalie Imbruglia Jesse Metcalfe Jesse Tyler Ferguson Nolan Gould Sofia Vergara Ty Burrell Harry Shum Jr. Ed O'Neill Joe Manganiello Cory Monteith Tom Hooper Sunset Tower Chord Overstreet David O. Russell Jacki Weaver Jennifer Lawrence Grant Bowler Chris Tucker Kate Flannery Hilaria Thomas Jared Harris Damian Lewis Morena Baccarin Morgan Saylor Cara Santana Peyton List The Beverly Hilton hotel Justin Mikita Katie McGrath The Shrine Auditorium Maulik Pancholy Zuleikha Robinson Lauren Parsekian David Marciano Bruce Cohen Paul Herman Jackson Pace Kate Buckwald 2013 Screen Actors Guild Awards And Cocktail Party Shea Whigham Christine Whigham Catherine Rusoff Vitalie Taittinger The Weinstein Company's SAG Awards After Party Presented By FIJI Water 24th Annual Producers Guild Awards Red Carpet Hana Nitsche Helen McCrory Entertainment Weekly Screen Actors Guild Awards Pre-Party Hosted BY Essie And Audi Bridget Peters 2nd AACTA International Awards Hugh Sheridan Freya Tingley Charles Mesure