She sang the song to celebrate Armistice Day, the anniversary of the end of World War One.
The French want a joint commemoration of Armistice Day on November 11th.
Clark, 43, spent more than 4 hours getting their 223 names inked onto his chest and back on November 11, the Armistice Day that marks the end of fighting of World War I.
Every Armistice Day until 2007, he attended ceremonies honoring deceased veterans.
