Don't Miss:

The Oscars are Sunday night at 7/6c on ABC, but the parties have already begun! Vanity Fair hosted two big soirees last night in Hollwood, each to celebrate one of the nominees for Best Picture—and also support good causes! The cast of Les Miserables—InStyle cover girl Amanda Seyfried (in Dior), Man of Style Eddie Redmayne, and nominee Anne Hathaway, who were all joined by Isla Fisher, wife of castmate Sacha Baron Cohen—celebrated together to support the Los Angeles Fund for Public Education. Meanwhile the cast of Silver Linings Playbook, including nominees Jennifer Lawrence (in Roland Mouret) and Bradley Cooper, attended a party that raised funds for The Glenholme School, a boarding school for children with special needs. See more Oscars celebrations in the gallery!

It was a busy weekend in Hollywood! On Saturday night, stars like Amanda Seyfried, Eddie Redmayne, Nicole Kidman, and Naomi Watts celebrated the best producers in the industry at the 24th Annual Producers Guild Awards, the day before the actors joined together toast to their fellow actors at the Screen Actor’s Guild Awards (including  Jennifer Garner and Anne Hathaway). Click through to see more celebrity-filled parties!

— Jennifer Davis, with reporting by Brianna Deutsch and Carita Rizzo

He started singing in public at Eton College—a British boarding school where he was classmates with Prince William—as a choirboy. Now as student rebel Marius Pontmercy in the new film adaptation of the classic musical Les Misérables, Eddie Redmayne is hitting his notes alongside Russell Crowe, Anne Hathaway, Hugh Jackman, and Amanda Seyfried. “During rehearsal, these two titans with brilliant voices, Hugh and Russell, are singing,” the 30-year-old told us. “And it’s like a shiver on the back of your neck.” Funny—that’s just how we feel whenever we see this Brit on the big screen. Scroll down to read more of his exclusive interview with InStyle. More