Franco Origlia / Getty Images Contributor
People dance on the 'Gangnam Style' song during a flashmob organized at Piazza del Popolo on Nov. 10, in Rome. Some 5,000 people, most of them teenagers, took part in the event which started at exactly 4:45PM and lasted the the length of the song of the South Korean DJ PSY.
Vincenzo Pinto / AFP - Getty Images
Vincenzo Pinto / AFP - Getty Images