The age-old mystery of what lies behind the Mona Lisa's smile has fascinated and eluded art enthusiasts for centuries. With this space-age cleaning, however, one critic has been able to determine the true reason for the Mona Lisa's smug looking smile. Hitherto invisible, The Doggerel Party can now reveal that not only was the Mona Lisa cuddling her favorite corgi Leo as she posed, but she was also a founding member of this very Party.
