Everything in the memory is worth missing, but the person in the memory is long gone. "Left Shoulder" is a song written by An Suyu, which was officially released on December 17th, 215. The lyrics of An Suyu's left shoulder mean that everything in memory is worth missing, but the person in memory is no longer around. An Suyu, male, born on October 9, 1993 in Wulong District, Chongqing, is a singer and music producer in China.