It's almost time for "Nerd Prom" in Washington, the annual gathering of celebrities and media elites known as the White House Correspondents' Association Dinner. Here are the hottest parties you won't want to miss this year:

[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...

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!

Last week's Congressional Black Caucus, or CBC, is always a glitzy week in the district--not just for politicos, but also for Who's Who on the DC scene. This annual meeting of black leaders in Washington comes with a great deal of partying, too. Our Ebonie Johnson Cooper was on the ground, and even hosted a CBC party of her own with other DC socialites... More»

Last night in NYC, Clive Owen and Ludacris attend the screening and after party of "Intruders," Beyonce, Tina Knowles, and mother-in-law, Gloria Carter join First Lady Michelle Obama at the Obama fundraiser in Tribeca, Anna Sui, Phillip Lim, and Anna Sui attend the Asia Society's benefit gala, Alina Cho celebrated her birthday at the 3rd annual Pisces party with Carolina Herrera and John Demsey, Rose Bar sessions presented The Head And The Heart at the Gramercy Park Hotel, and so much more. Last night's parties were all about supporting your friends! More»

From Theophilus' live-streaming performance at Bing Bar, to Paris Hilton dancing all night in the DJ booth at TAO with her brother Barron Hilton, to Quincy Jones being the party animal and supporting his daughter at the after party of 'Celeste and Jesse Forever' and more, Sundance's parties were all about family. For more coverage, check out our correspondent Party Baby for the latest news! More»