Xavin slid closer, to keep the CD player in range in case there were other songs Hurley thought she should hear. "I found after returning to Earth that Karolina - my ex-fiancée - code-named herself Lucy in the Sky, when she and her friends thought they should have such names. That it came from a child's drawing seems very appropriate." The song had come from a place of innocence, as Karolina herself had always seemed to have done.