Sienna Miller, Zac Efron And Audrina Patridge Pick Up ShoWest Awards

Sienna Miller, Zac Efron and Audrina Patridge all showed off their ShoWest 2009 awards at the Paris hotel in Las Vegas yesterday.

The Factory Girl star won the best supporting actress of the year gong at the event, which is organised by cinema owners to honour movie talent in nine categories.

Zac picked up breakthrough performer of the year for his roles in Hairspray and High School Musical 3: Senior Year.

Along with Rumer Willis, Audrina received a female star of tomorrow award for her role in Sorority Row.

Zack Snyder won for Director of the Year, and Michael Caine for Lifetime Achievement.

Others honours went to Chris Pine, Briana Evigan, Leah Pipes, Jamie Chung, Margo Harshman, Dennis Quaid, Rachel McAdams, Bradley Cooper, Michael Caine, and directors Michael Bay and Zack Snyder.