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BANGKOK, THAILAND - DECEMBER 05: Thailand's King Bhumibol Adulyadej makes a rare public appearance on the occasion of his his 85th birthday, as tens of thousands come to pay respect and get a rare chance to see him in person, on December 5, 2012 in Bangkok, Thailand. King Bhumibol took the throne in 1946, making him Thailand's longest reigning monarch and is currently the world's longest serving head of state. Yellow represents Monday, the birthday of the King. (Photo by Athit Perawongmetha/Getty Images)

BANGKOK, THAILAND - DECEMBER 05:  Thailand's King Bhumibol Adulyadej makes a rare public appearance on the occasion of his his 85th birthday, as tens of thousands come to pay respect and get a rare chance to see him in person, on December 5, 2012 in Bangkok, Thailand. King Bhumibol took the throne in 1946, making him Thailand's longest reigning monarch and is currently the world's longest serving head of state. Yellow represents Monday, the birthday of the King. (Photo by Athit Perawongmetha/Getty Images)