[Terry McAuliffe, Will.i.am, Arianna Huffington. Photos via Alex J. Berliner]

Last night, the BIG inaugural party belonged to Huffington Post’s Ariana Huffington at the Newseum in Washington D.C.  Guests included John Cusack, Terry McAuliffe, Will.i.am., Sting, Sheryl Crow, Val Kilmer, John Cusack, Tracey Edmonds, Marisa Tomei, Robert De Niro, Josh Grobin, Pete Wentz, Sarah Silverman, Jessica Alba, Jennifer Beals, Diane von Furstenberg, Cash Warren, Ashton Kutcher, Demi More, Teri Hatcher, Gerard Butler, Larry King, Jesse Jackson, and many many more.  The main party tonight, of course will be the official Inaugural Ball at Union in D.C. where President Obama will be with his wife Michelle.  Tickets are sold out, though you can find some for sale online with a ticket price of around $2k a piece.

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[Christina Huffington with mom Arianna at her debutante ball, photos by CHANCE YEH for PMc]

On Monday night the Waldorf Astoria held another deb ball.  Routine, sure…after all this is the 24th anniversary of the International Debutante Ball there.  But this year in particular a very special media mogulette’s daughter was unveiled.  Christina Huffington, daughter of HuffPo’s Arianna Huffington has finally made her grand debut.

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