Following a fully-loaded week of pre-parties in anticipation of the 2013 Oscars, last night boasted some of the most lavish, star-studded events of the year for the final hurrah of awards season. Between the annual Governors Ball, Vanity Fair party and Elton John's Viewing party, all of Hollywood came out to celebrate the 85th Annual Academy Awards and we have the guest lists, photos and details from inside for you in this special Oscar Night edition of Last Night's Parties.

Kirsten Dunst, Elijah Wood and many other well-noted stars enjoy music by John Legend at The Art of Elysium's 6th Annual HEAVEN Gala; Anne Hathaway, Ben Affleck, George Clooney and Lena Dunham are among the many celebrated at the AFI Awards Reception; Amanda Seyfried, Sienna Miller, Hugh Jackman and a bevy of other notables sip tea at the BAFTA Tea Party; Keith Urban and Nicole Kidman honor the land down under with other famous Aussies at the 2013 G'Day USA Black Tie Gala; Leonardo DiCaprio, Bradley Cooper, Eddie Vedder, Julia Roberts and many more A-listers come together in support of the 2nd Annual Sean Penn And Friends Help Haiti Home Gala—get all of this and so much more in this jam-packed Golden Globes Weekend event roundup!

Elizabeth Banks, Diane Keaton, Mindy Kaling and other leading ladies of Hollywood celebrate Women In Entertainment with The Hollywood Reporter at the Beverly Hills Hotel; Keke Palmer and Jason Derulo help honor Nick Cannon at the APCH Gala; Drew Barrymore, Bella Heathcote, Brad Goreski and a slew of other stylish stars celebrate Nicola Bulgari's induction to Rodeo Drive's Walk of Style at the BVLGARI Boutique—Beverly Hills was popping off yesterday and we have the full rundown for you in this edition of Last Night's Parties.

[Darren LeGallo, Amy Adams] [Brad Pitt, Sam Taylor-Johnson, Aaron Taylor-Johnson] [Terry Richardson, Heidi Mount]

Last night in NYC, Brad Pitt and James Gandolfini stepped out for a screening of their new film "Killing Them Softly," Raekwon performed at the Gallery at Dream Downtown for The Cools' Cyber Monday celebration, David LaChapelle's new exhibition, "Still Life" opened at Paul Kasmin Gallery, and more!

Zoe Kazan and Paul Dano hit the Hamilton Behind the Camera Awards; Christina Hendricks and fellow "Mad Men" cohorts celebrate humanitarian efforts in Beverly Hills; Jennifer Aniston, Sean Penn, Robert Pattinson, Drew Barrymore and half of Hollywood honor Stanley Kubrick and Ed Ruscha with LACMA; Emma Roberts, Reese Witherspoon, Aziz Ansari and Anna Wintour welcome the new rag & bone flagship to Melrose; Leslie Mann, Judd Apatow and Michelle Pfeiffer raise funds for Cedars-Sinai Women's Cancer Program—it was another busy weekend in L.A. and we have the rundown on the top events for you in today's edition of Last Night's Parties.

Denzel Washington, Kelly Reilly and others hit the Flight premiere in Hollywood; Ben Affleck, Amy Adams, Bradley Cooper and Robert De Niro are just a few of the many honored at the annual Hollywood Film Awards Gala; Brad Goreski scopes out the beautifully revamped Dior boutique on Rodeo Drive; Elisabeth Moss is on fire with a seriously chic new look while Jon Hamm has a makeup mishap at a Paley Center event—get the rundown on Monday and Tuesday's top events around town in this double dose of Last Night's Parties.

Cate Blanchett, Emma Watson, Sarah Jessica Parker, Robert Pattinson and many more celebrate women in Hollywood with ELLE; Sarah Hyland and Bella Thorne have a rooftop party with Hello Kitty, NYLON and Forever 21; Edward Burns, Tyler Perry and Matthew Fox hit the red carpet premiere of Alex Cross; Mena Suvari hosts a fashion dinner for GenArt at the Andaz—it was a busy Monday in L.A. and we have all the details in today's edition of Last Night's Parties.

[Dree Hemingway, Sienna Miller, Mary Elizabeth Winstead]

Over the weekend in New York, Sienna Miller, Dree Hemingway and Alec Baldwin headed out to East Hampton for the Hamptons International Film Festival, Lena Dunham and Christian Louboutin chatted at panels at the New Yorker Festival, Brooks Brothers helped Stephen Colbert celebrate his new book and more!

Shia LaBeouf, Nick Cave, Liberty Ross and more hit the premiere and after party for Lawless; Metta World Peace is recognized for his contributions to raising awareness for mental health and substance abuse at the 2012 Voice Awards; David Arquette hosts a Summer Supper at his home for Moby, Shepard Fairey, Abigail Spencer and many others; Jaime King and Mandy Moore celebrate a wine launch at Bar Marmont—get filled in on Wednesday's big events around town in this installment of Last Night's Parties. More»

Shia LaBeouf, Nick Cave, Liberty Ross and more hit the premiere and after party for Lawless; Metta World Peace is recognized for his contributions to raising awareness for mental health and substance abuse at the 2012 Voice Awards; David Arquette hosts a Summer Supper at his home for Moby, Shepard Fairey, Abigail Spencer and many others; Jaime King and Mandy Moore celebrate a wine launch at Bar Marmont—get filled in on Wednesday's big events around town in this installment of Last Night's Parties.

[Eva Amurri Martino, Jaime King, Mandy Moore] MORE>>

Last night in NYC, Fergie and Hilary Swank stepped out for the 2012 amfAR Inspiration Gala, Acne opened their flagship store in New York, Andre Saraiva presented his first full show "Andrepolis" at the Hole gallery, Prabal Gurung and Steven Kolb came out to celebrate CFDA's launch scholarship winner, Kieran Dallison, and his collection, and more! Last night's parties were all about fashion and art coming together. More»