Dutch conceptual artist, Florentijin Hofman's Floating duck sculpture called “Spreading Joy Around the World”, is moved into Victoria Harbour on May 2, 2013 in Hong Kong. The “Rubber Duck”, which is 16.5 meters high, will be in Hong Kong from May 2 to June 9. Since 2007, “Rubber Duck” has been traveling to 10 countries and 12 cities. (Photo by Jessica Hromas/Getty Images)

A giant Rubber Duck created by Dutch artist Florentijn Hofman is towed along Hong Kong's Victoria Habour Thursday, May 2, 2013. Since 2007 the 16.5-meter (54 feet)-tall Rubber Duck has traveled to various cites including Osaka, Sydney, Sao Paulo and Amsterdam. (Photo by Vincent Yu/AP Photo)

A 30-foot high rubber duck called “Spreading Joy Around the World”, created by Dutch artist Florentijn Hofman, is towed along Hong Kong's Victoria Habour, on May 2, 2013. Since 2007 the Rubber Duck has traveled to various cites including Osaka, Sydney, Sao Paulo and Amsterdam. (Photo by Vincent Yu/Associated Press)

Dutch conceptual artist, Florentijin Hofman's Floating duck sculpture called “Spreading Joy Around the World”, is given a welcome ceremony by the Hong Kong Police band as it is moved to the South Side of Ocean Terminal, Victoria Harbour, on May 2, 2013 in Hong Kong. (Photo by Jessica Hromas/Getty Images)

Rubber Duck by Dutch conceptual artist Florentijn Hofman floats near Ocean Terminal at Hong Kong's Victoria Harbour May 2, 2013. The 16.5-meter-high inflatable sculpture, which made its first public appearance in the territory on Thursday, will be shown at the Ocean Terminal for a month. (Photo by Bobby Yip/Reuters)

Dutch conceptual artist, Florentijin Hofman's Floating duck sculpture called “Spreading Joy Around the World”, is given a welcome ceremony by the Hong Kong Police band as it is moved to the South Side of Ocean Terminal, Victoria Harbour, on May 2, 2013 in Hong Kong. (Photo by Jessica Hromas/Getty Images)