David and Victoria Beckham mix it up with Marc Anthony and his new lady friend and fundraiser for Cedars-Sinai; Courtney Love, Brent Bolthouse and Ashlee Simpson show their support for the L.A. Gay & Lesbian Center; Kristen Bell, Jeffrey Deitch, James Franco and more step out for a special presentation of MOCA's "As It Lays"; Emma Roberts, Francesca Eastwood, Britney Snow and more hit the one-night only presentation of Tyler Shields' latest collection of photography; Khloe Kardashian, Lamar Odom, Kathy Hilton and many others attend the 19th Annual Race to Erase M  fundraiser—it was quite a busy weekend for L.A. so get comfortable as we bring you the rundown of who partied where in today's edition of Last Night's Parties. More»

Elizabeth Banks, J. Lo (with her beau!), and Anna Kendrick walk the carpet at the Chinese and party at the Roosevelt alongside Lion's Gate execs at the premiere of What To Expect When You're Expecting; Bravo honcho/host Andy Cohen brings out the brightest stars of the Bravoverse for the release of his new life-in-pop-culture memoir; former "Baywatch" star Donna D'Errico hosts the red carpet premiere of her new reality show about life after The Hoff. Monday night might not have been packed with parties, but since it doesn't cost you anything to read, you'll get your money's worth in this edition of Last Night's Parties!

Anna Kendrick, Elizabeth Banks at the What To Expect When You're Expecting After Party [via] More»

Halle Berry, Stacy Keibler, Mario Lopez and more host a  Run/Walk to raise money for women’s cancer research and treatment; James Franco curates a multimedia exhibition at the MOCA paying tribute to James Dean and his most classic film; Ben Affleck ponies up for Hank Azaria’s charity poker tournament in Westwood; “The Bachelor” Ben Flajnik brings his significant other, mother and sister for some serious Mother’s Day pampering at a rooftop event in Beverly Hills; Krysten Ritter and Shannon Elizabeth are on hand for the selection of the Swatch Art Rules contest winner and after party at Royal/T—it was a very full Mother’s Day weekend, and we’ve got all the details in this Monday edition of Last Night’s Parties! More»

Lindsay Lohan, Aubrey O'Day and Christina Milian attend Star Magazine's "All Hollywood" event at the new AV Nightclub; Dan Aykroyd, Billy Bob Thornton, Jack Black and Joan Cusack show up to support John Cusack as he receives a long overdue star on the Hollywood Walk Of Fame; Jared Harris, Ioan Gruffudd, Mischa Barton and Suzanne Collins are among the names present for the private red carpet kickoff event for BritWeek 2012; Rita Moreno and Eva La Rue are honored at the 55th Annual Genii Awards. See how all of this and more went down in this Wednesday edition of Last Night's Parties! More»

Last night in NYC, Claire Danes and Kevin Bacon attended the New York premiere of HBO's Girls, Harvey Weinstein and Valentino watched the special screening of The Intouchables, Nicole Miller partied with Nylon Magazine, Bravo stars were at the Bravo Upfront presentation, and so much more! Last night's parties were all about film and fashion. More»

Lindsay Lohan steps out for Domingo Zapata's Oscars art show; Emmy Rossum and Adrian Grenier attends Global Green USA's 9th annual pre-Oscar party; Eva Longoria hosts a pre-Oscar Flamenco party; Taylor Kitsch, Bella Thorne and Lynn Collins grace the red carpet for the John Carter Los Angeles premiere; Buzz Aldrin graces The Wrap's 2012 pre-Oscar party; Jennifer Aniston is honored with a star on the Hollywood Walk of Fame—the Oscars are right around the corner and we've got your details on Wednesday's pre-awards show fetes, plus the other events that went down across Los Angeles in this installment of Last Night's Parties! More»

• Anna Dello Russo, Carine Roitfeld, Alek Wek and more sit front row as Gucci kicks off Milan Fashion Week with a dimly lit moody show reminiscent of a funeral of nearly all black clothes against a dark backdrop—could it be a metaphor for Europe's economy? [The Cut]
• Following the Obama administration's proposed consumer privacy "bill of rights" to give users more control over their personal data online, Google announces plans to embed a "do-not-track" button in its browser that will protect user data and browsing history. [Bloomberg]

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The 54th Annual Grammy Awards takes over the Staples Center; Paris Hilton and Afrojack attend EMI's Grammy after party; Tony Bennett and Diana Krall perform at Clive Davis and The Recording Academy's Pre-Grammy Gala; Ne-Yo and Compound Entertainment throw a Pre-Grammy midnight brunch; Kelly Clarkson and John Legend attend Sony Music Group's Grammy Reception at Cecconi's; Bruno Mars performs at Warner Music Group's Grammy Celebration hosted at Chateau; Jay-Z's Roc Nation holds a pre-Grammy brunch at Soho House; MusiCares honors Paul McCartney as person of the year and raises $6.5 million for artists; Cash Money Records holds their 3rd annual pre-Grammy Awards party with Lil Wayne and Drake; Flo-Rida and Pia Toscano rock the house at OK! Magazine's pre-Grammy event—Los Angeles was alive with music this weekend and we've got your inside scoop on all the festivities and the celebrities who attended them in this edition of Last Night's Parties! More»

Go HERE for more photos by Nik Williamson and tag yourself and your friends!

Here's the thing about Awards weekends: by the time the actual event, in this case the Grammy Awards, rolls around on Sunday, you're already so exhausted from the consistent rush of red carpets, open bars and live exclusive performances that not everybody still has their "A" game left over (see Minaj, Nicki). Luckily, everyone still had enough left in the tank on Friday, when actors and pop stars alike came out for OK! Magazine's pre-party at TRU Hollywood, featuring live performances by Flo Rida and Pia Toscano. More»

HBO kicked things off at Circa 55, where guests like Jane Fonda, Guy Pearce, and Ewan McGregor, and winner Claire Dane munched on beef tenderloin and sipped martinis. NBC had A-listers Jon Hamm, Colin Firth, and Nicole Richie schmoozing under the stars at the Beverly Hilton rooftop - right across from where Harvey Weinstein kept the company of Golden Globe winners Meryl Streep and Jean Dujardin, as well as Leo DiCaprio and countless other guests at his annual party. See this and so much more on our Golden Globes after party round up... MORE>>