Jaime Pressly may be facing a DUI charge, a divorce, and over $600,000 in tax bills, but a girl's got to party. RadarOnline.com found the My Name Is Earl star in Las Vegas this weekend.

PHOTOS:  Jaime Pressly Relaxes In Vegas

On Friday, just hours after entering a 'not guilty' plea to her DUI charge in Los Angeles, Jaime was off to Sin City where she dined at N9NE Steakhouse in the Palms Casino, and even made a VIP visit to the kitchen where she posed with executive chef Barry Dakake.

Saturday night, she took in a UFC 126 bout at Mandalay Bay.

PHOTOS: Jaime Pressly Out In Santa Monica Jan. 22

Pressly was front-and-center for the match that saw Anderson Silva defeat Vitor Belfort with a first-round KO.

She should have Silva in her corner for all her court dates!

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Jaime Pressly entered a plea of not guilty in a Los Angeles courtroom through her attorney Richard Hutton Friday, to two charges of driving under the influence, RadarOnline.com has learned.

The 33-year-old, who's appeared in films such as Ringmaster, Not Another Teen Movie, and Poor White Trash, was taken into custody January 5 in Santa Monica, after officers pulled her over on a routine traffic stop.