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Diane Keaton and John C. Reilly fete photographer Matthew Rolston's new book; Vera Farmiga and her "Bates Motel" costars spend an evening with The Paley Center; Halle Berry, Andy Garcia, and Julie Bowen help lead the way at the EIF Revlon Run/Walk for Women; Demi Lovato, Adam Levine, Britney Spears and dozens of other pop stars hit KIIS FM's Wango Tango; Tyler Perry, Angela Bassett and Lisa Vanderpump waltz through the CARRY Foundation's annual "Shall We Dance" Gala; John Legend joins Stevie Wonder for his 63rd birthday celebration—get caught up on the weekend's top happenings in this edition of Last Night's Parties.

We are not sure if it's the suspense from the delay of the release date or the technicolor trailer Warner Bros. just released, but we just cannot wait until The Great Gatsby hits theaters on May 10th. We may even have to head over to France to catch a second screening of it at the equally luxe Cannes Film Festival. Here are 10 reasons why we're waiting on the edge of our seats for Baz Luhrmann's The Great Gatsby to come out, including feasting our eyes on Leonardo DiCaprio looking dashing as 1920s millionaire Jay Gatsby.




London Fashion Week wrapped up yesterday and it was just as glamorous as we expected. From L'Wren Scott and Mick Jagger's private dinner at Cafe Royal to Rita Ora, Cara Delevingne, and Harry Styles hitting up the AnOther Magazine and Dazed & Confused party, check out the top parties this week from across the pond!




Jessica Alba, Drew Barrymore, Katy Perry and other celebs clad in red, white and blue attend the opening of the Tommy Hilfiger West Coast Flagship; Hollywood darlings Michelle Williams and Mila Kunis walk the yellow brick road with James Franco and Zach Braff at the premiere of Oz The Great And Powerful; Kate Bosworth, Kim Kardashian, Jennifer Lopez, Lionel Richie and a slew of fashionable guests hit the opening party for Topshop Topman at Cecconi's; Eva Longoria, Naomi Watts and Minnie Driver, along with hotel aficionados from Conde Nast Traveler celebrate The Leading Hotels of the World 85th Anniversary—get the details on Wednesday's top L.A. events in this installment of Last Night's Parties.


Stars were bundled and dressed up in chic fashions for Inauguration weekend. Here is a look back at some of our favorites:

[More added 1/17--check the last slides] With bars open until 4am and politicos ready to party, there will be a lot going on to celebrate Obama's second Inauguration. Even if you missed out on the official ball tickets from the Presidential Inauguration Committee, there are still a lot of events you won't want to miss (in fact, most of the ones here will be better parties, period)! Balls come and go every 4 years, so pay attention to learn what's hot and what's not for 2013.
The Obamas and Bidens have been invited to basically all of the events listed here. They are only obligated to show up to the two official balls but just might pop in when you least expect them to...




Anderson Cooper, Viola Davis, Adrien Brody and more help present the CNN Heroes: All Star Tribute; Rashida Jones, Zoe Saldana, Jesse Tyler Ferguson and others honor Katy Perry at the Trevor Project's 2012 "Trevor Live" event; Kerry Washington and Jamie Foxx celebrate Los Angeles Confidential's 10th anniversary; Robert Downey Jr., Jodie Foster and more play in a charity poker tournament; Will Smith, Amy Adams, Kristen Stewart and Tom Hanks attend the Academy's Governors Awards; Taylor Swift, Ellie Goulding and Ne-Yo among other pop stars light up Night 1 of KIIS FM's 2012 Jingle Ball concert—get caught up on L.A.'s top events from the weekend in this installment of Last Night's Parties.




Pop music's hottest artists including Carly Rae Jepsen, Taylor Swift, Nicki Minaj and Justin Bieber hit the 2012 American Music Awards; Skrillex and Skylar Grey celebrate the AMAs with Interscope; The Wanted performs for Joanna Krupa, Kendra Wilkinson and others at Us Weekly's Music Party; Nikki Reed, Brad Goreski, Jenny McCarthy and many more hit Rolling Stone's AMA after party; Joel McHale, Seth Green and numerous other comedians help Variety honor Seth MacFarlane—get the details on who turned up where during this very busy weekend in L.A. in this edition of Last Night's Parties.




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.
Ben Affleck, Lea Michele, Kristen Bell, Olivia Munn and more hit the blue carpet at the Do Something Awards; AnnaLynne McCord and Serinda Swan are among the many guests at Friends to Mankind's fundraising event; Brittany Snow, Jessica Stroup and others help raise funds for the Leukemia and Lymphoma Society—it was a very big weekend for celebrities giving back and we have the details on the top events around town in this installment of Last Night's Parties.