Japanese Foreign Minister Yoshimasa Hayashi gave an impromptu piano rendition of John Lennon's "Imagine" during Saturday's dinner party of the Group of Seven ministerial talks in Liverpool, England.A pool photo taken at the "The Beatles Story" museum in the legendary rock band's hometown of Liverpool showed ministers from the G-7 nations and guest countries, including South Korea, smiling and clapping their hands while Hayashi sat in front of a white piano.Related coverage:Japan, Australia vow to step up Quad cooperation with China in sightREAD FULL ARTICLE