VIENNA, AUSTRIA - FEBRUARY 15: US actor Sean Penn (second from right) and guests William Haandrikman, Director of Sofitel Vienna, Nikolaus Berlakovic, Austrian Enviroment Minister, Daniela Troester, ... more 
VIENNA, AUSTRIA - FEBRUARY 15: US actor Sean Penn (second from right) and guests William Haandrikman, Director of Sofitel Vienna, Nikolaus Berlakovic, Austrian Enviroment Minister, Daniela Troester, Power of Hope platform and Karl Pumper, Power of Hope platform, attend the red carpet for the 'Power Of Hope' gala dinner at Sofitel Vienna Stephansdom on February 15, 2011 in Vienna, Austria. (Photo by Martin Schalk/Getty Images) less 
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Tue, Feb 15, 2011 3:29 PM EST