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.

Over a billion people tuned in for the 85th Academy Awards last night. The show might have brought us flying nuns and talking teddy bears, but once the ceremony ended it was all about the exclusive after parties. Even though, only a select few were allowed in, we've rounded up some of the best behind the scene shots and photos from the invite-only bashes, to get a peek inside last night's festivities.

Robert Downey Jr. honors Duran Duran's John Taylor with the 'Experience, Strength and Hope Award'; Anne Hathaway and Jonathan Demme present at the Cinema Audio Society Awards; Mindy Kaling, Jessica Chastain, Francis Ford Coppola and others attend the Writers Guild Awards; Steven Spielberg and Aaron Paul take the stage at the 63rd Annual ACE Eddie Awards; Bella Thorne, Joe Mantegna and more celebrate the 21st Annual Movieguide Awards—L.A. was all about awards ceremonies over the weekend and we have the full rundown in this edition of Last Night's Parties.

Josh Duhamel and Julianne Hough walk the red carpet at the Safe Haven premiere; Paul Scheer, Natasha Leggero and others get a little wacky at Season 2 premiere of "Burning Love"; Naomi Watts helps honor Ang Lee at the Visual Effects Society Awards; George Lucas gives Steven Spielberg bunny ears at the Dedication of the Sumner M. Redstone Production Building; Jordin Sparks brunches with the producers of the Grammys; the cast of "The Walking Dead" spends an evening with the Television Academy—get these highlights and more from Tuesday's top events in this edition of Last Night's Parties.

Jennifer Lawrence, Naomi Watts, Steven Spielberg, and others celebrate the Academy Award nominees with The Hollywood Reporter at Spago; Bradley Cooper, Anne Hathaway, Robert De Niro and a bevy of other A-listers enjoy a luncheon honoring the Academy Award nominees; Jason Bateman and Melissa McCarthy attend the premiere for their new movie Identity Thief; The Misshapes spin the RVCA Swimwear Launch Party—get the lowdown on L.A.'s top Monday events in this edition of Last Night's Parties.

Alan Tudyk, Seth Green and others honor the best in animation at the Annie Awards; Anne Hathaway, Ben Affleck, Lena Dunham, Steven Spielberg and more attend the Directors Guild of America Awards; Kerry Washington, Samuel L. Jackson and Halle Berry among many more hit the NAACP Image Awards; Jessica Alba and Hugh Jackman walk the red carpet at the premiere of Escape From Planet Earth; Jane Seymour attends the Art Directors Guild Awards; David O. Russell helps honor Jennifer Lawrence at the Santa Barbara International Film Festival—get caught up on the weekend's top events in this installment 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!

Anne Hathaway, Joseph Gordon-Levitt celebrate with other well-reviewed stars at the Critics' Choice Movie Awards; Jamie Pressly and Renee Olstead do some pre-Golden Globes shopping at the Kari Feinstein Style Lounge; Carmen Electra hosts the Markus + Indrani Icons Book Launch Party at a swanky gallery in West Hollywood; Anna Kendrick, Brittany Snow and Alison Brie share a visual feast at the Alberta Ferretti and Vogue fashion show and dinner at Chateau Marmont—take a look at Thursday's top events in this installment of Last Night's Parties.

[Daniel Day-Lewis, Stephen Spielberg]

Last night, senators from the left and right came together at the Capitol Visitor's Center for an exclusive screening of Lincoln, Steven Spielberg's critically acclaimed film about the 16th President's final months in office. More»

Julianne Hough, Ryan Seacrest and other music industry figures step out to the House of Blues to honor John Ivey; Christina Hendricks, Stephen Dorff and Elle Fanning hit the red carpet at Grauman's as AFI Fest 2012 continues with more premieres and screenings; Olivia Munn, Daniel Craig, Kerry Washington and more celebrate Brits in Hollywood with BAFTA at the Beverly Hilton—get the rundown on who was out and about at Wednesday's top events in this installment of Last Night's Parties.

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.