[emperorken]

UPDATE samdb.songlist set lyrics="US" where artist="Macalpine, Tony";
UPDATE samdb.songlist set lyrics="AT" where artist="MacHacek";
UPDATE samdb.songlist set lyrics="AT" where artist="Machacek, Alex";
UPDATE samdb.songlist set lyrics="BE" where artist="Machiavel";
UPDATE samdb.songlist set lyrics="JP" where artist="Machine And The Synergetic Nuts";
UPDATE samdb.songlist set lyrics="ES" where artist="Macìa, Manoel";
UPDATE samdb.songlist set lyrics="GB" where artist="Mackay, Duncan";
UPDATE samdb.songlist set lyrics="AU" where artist="Mackenzie Theory";
UPDATE samdb.songlist set lyrics="IT" where artist="Macro Marco";
UPDATE samdb.songlist set lyrics="IT" where artist="Mad Crayon";
UPDATE samdb.songlist set lyrics="AU" where artist="Madder Lake";
UPDATE samdb.songlist set lyrics="SE" where artist="Made In Sweden";
UPDATE samdb.songlist set lyrics="BE" where artist="Madelgaire";
UPDATE samdb.songlist set lyrics="DE" where artist="Madrigal";
UPDATE samdb.songlist set lyrics="DK" where artist="Mads Vinding Group";
UPDATE samdb.songlist set lyrics="US" where artist="Madsen, Bernie";
UPDATE samdb.songlist set lyrics="GB" where artist="Mae, Vanessa";
UPDATE samdb.songlist set lyrics="US" where artist="Maelström Percussion Ensemble";
UPDATE samdb.songlist set lyrics="GB" where artist="Maestoso";
UPDATE samdb.songlist set lyrics="JP" where artist="Magdalena";
UPDATE samdb.songlist set lyrics="US" where artist="Magellan";
UPDATE samdb.songlist set lyrics="US" where artist="Magellan Music";
UPDATE samdb.songlist set lyrics="GB" where artist="Magenta";
UPDATE samdb.songlist set lyrics="GB" where artist="Magenta w/Annie Haslam";
UPDATE samdb.songlist set lyrics="IT" where artist="Maggiore, Giorgio";
UPDATE samdb.songlist set lyrics="US" where artist="Magic Elf, The";
UPDATE samdb.songlist set lyrics="NO" where artist="Magic Pie";
UPDATE samdb.songlist set lyrics="JP" where artist="Magical Power Mako";
UPDATE samdb.songlist set lyrics="FR" where artist="Magma";
UPDATE samdb.songlist set lyrics="FR" where artist="Magnesis";
UPDATE samdb.songlist set lyrics="IT" where artist="Magnetic Sound Machine";

Corrected. Disregard porevious.