Protesters - one wears a Syrian president Bashar al-Assad mask, the other wear Guy Fawkes masks - perform the Harlem Shake dance to mark the second anniversary of the Syrian revolution, at the university Ecole polytechnique federale de Lausanne, in Lausanne, Switzerland, Thursday, March 14, 2013. The Harlem Shake dance is the latest viral phenomenon with different versions being posted on the internet by groups all over the world. (AP Photo/Keystone, Jean-Christophe Bott)

Associated Press
Protesters - one wears a Syrian president Bashar al-Assad mask, the other wear Guy Fawkes masks - perform the Harlem Shake dance to mark the second anniversary of the Syrian revolution, at the university  Ecole polytechnique federale de Lausanne, in Lausanne, Switzerland, Thursday, March 14, 2013. The Harlem Shake dance is the latest viral phenomenon with different versions being posted on the internet by groups all over the world. (AP Photo/Keystone, Jean-Christophe Bott)
Protesters - one wears a Syrian president Bashar al-Assad mask, the other wear Guy Fawkes masks - perform the Harlem Shake dance to mark the second anniversary of the Syrian revolution, at the university Ecole polytechnique federale de Lausanne, in Lausanne, Switzerland, Thursday, March 14, 2013. The Harlem Shake dance is the latest viral phenomenon with different versions being posted on the internet by groups all over the world. (AP Photo/Keystone, Jean-Christophe Bott)
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