In this column: nicknames, stage names, Mickey Guitar Baker, Guitar Shorty, Guitar Slim, Earl King, Eddie "Guitar" Burns, John Lee Hooker, BJ Hegen Blues Band, Guitar Nubbit, Matt Guitar Murphy, Memphis Slim, The Blues Brothers, Washboard Sam, Harmonica Shah, Howard Glazer Stage names based on the instrument. MacHouston "Mickey Guitar Baker" Baker was an American …