A mix of celebrities and famous professional athletes celebrate the Sports Spectacular 28th Anniversary Gala; Vince Vaughn, Andy Samberg, Sarah Silverman and other comedians bring laughs to "The Big Live Comedy Event" for YouTube Comedy Week; Ginnifer Goodwin, Malin Akerman, Christa B. Allen and other network stars light up the Disney Upfronts; Hailee Steinfeld and Diablo Cody among others attend The Magic Bracelet premiere; Ozzy Osbourne, Natasha Bedingfield and Kathy Girffin entertain the crowd at an event for the L.A. Gay & Lesbian Center; Chord Overstreet and Rumer Willis game it up at the Donkey Kong Island Pool Party—get caught up on L.A.'s busy weekend in this installment of Last Night's Parties.

Over the weekend in NYC, Anderson Cooper, Madonna, Milla Jovovich, and Snooki hit up the red carpet for the 24th Annual GLAAD Media Awards, Vice hosted the "Spring Breakers" after party at the Westway, Patrick McMullan celebrated his annual Saint Patrick's Day Extravaganza at XL Nightclub, and so much more!

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.

Jay-Z, Kanye West, Beyonce and others win big at the 2012 BET Awards; music exec Kevin Liles throws a pre-BET Awards pool party with guests Trey Songz and and Estelle; Russell Brand, Sarah Silverman, Jerry Seinfeld and more raise funds for the David Lynch Foundation; Christina Milian, Meek Mill, Tyga and more celebrate the BET Awards with the Cash Money family; SRC Records honor Melanie Fiona with a pre-BET Awards party; BET CEO Debra Lee takes over Union Station for a pre-awards show bash with live music by Luke James and Q-Tip among others—L.A. was buzzing with industry events all over town this weekend and we have the details on it all in today's installment of Last Night's Parties. More»

Mary J. Blige, Warren Beatty, Brett Ratner, Kristen Bell and more celebrate 100 years of The Beverly Hills Hotel; Emily Deschanel and Kevin Nealon step out for animal rights; Maria Menounos has a birthday blowout at her home; Elizabeth Banks, Michelle Pfeiffer and Chris Pine hit the 2012 L.A. Film Festival for the premiere of their new movie—get your weekend event roundup in this edition of Last Night's Parties. More»

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»

Last night in NYC, Chloe Grace Moretz and Emma Roberts were out at Ken & Cook for the "Hick" after party, Little Dragon lit up the makeshift stage at Le Baron for the 5th Encore! live sessions, Leelee Sobieski attended the VIP preview for the Frieze Art Fair, January Jones hosted the Yves Klein screening of "Le Revolution Bleue," and more. Last night's parties were all invitation only!

Ryan Gosling, George Clooney [via]

Ali Fedotowsky and GUESS raise awareness for breast cancer; Christina Milian, Jaime King and Djimon Hounsou celebrate Kimora Lee Simmons' new gig at Sunset Tower; Melissa Etheridge kicks off Pinktober month with Hard Rock; George Clooney and Ryan Gosling are total smokeshows at the premiere of Ides of March; More»

[Photo of Lil Jon, Lee Tamahori via] Last night, as is the case of many here in Los Angeles, was all about The Industry. But unlike most industry-dominated nights, the events had a touch of unexpected quirkiness to them. From naked Danny DeVito-birthing upholstered furniture at the Beverly Hills Hotel to uncanny Sarah Palin impersonators and Lil Jon on the red carpet for the 2011 L.A. Film Festival, it all happened at Last Night's Parties. More»