Katy Perry, Eva Longoria at AIDS Charity Gala at The Insider

Eva Longoria Parker of "Desperate Housewives," former President Bill Clinton and several other big names are attending a festive gala in Vienna, Austria, on Saturday night for a good cause.

Longoria Parker, Katy Perry and Pamela Anderson will celebrate in Vienna's city hall at the annual Life Ball, which raises money for people afflicted with AIDS, says the Associated Press.

Clinton will help get the party started at a dazzling ceremony outdoors. The AP says the Life Ball has been known to draw thousands of party-goers wearing costumes or even body paint.

Published 5/16/09 by