This Kentucky Derby  was full of highs and lows this weekend as the usual slew of celebrities donned their finest hats and preppiest suits to catch the big race. Naturally Heidi Montag and Spencer Pratt were there and looking ridiculous and even Adrian Grenier cleaned up for the big day — well, kind of. Nick Lachey, his brother Drew and Joey Fatone hosted the after party and didn't look too emotionally scarred by having to see the runner up horse Eight Belles have to be euthanized on the track immediately after breaking both her ankles finishing the race. The crown belonged to Big Brown and despite the sad outcome for the filly, I'm sure there were more than a few mint juleps  for everyone.
To see more from the day including Carson Daly, Chelsea Clinton, Kendra Wilkerson and others just
Images include: Adrian Grenier, Heidi Montag, Spencer Pratt, Isabel Lucas, Carrie Ann Inaba, Carson Daly, Chelsea Clinton, Drew Lachey, Lea Lachey, Gabrielle Union, Greg Grunberg, Hugh Hefner, Holly Madison, Kendra Wilkerson, Bridget Marquardt, James Mischka, Mark Badgley, Joey Fatone, Larry Birkhead, Molly Sims, Nick Lachey, Taylor Hicks, Smokey Robinson, Nigel Barker, Edward Norton, Nicole Mitchell, Michael Strahan, DJ AM
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