Metallica has had a huge surge of popularity among young people after their song 'Master of Puppets' was on 'Stranger Things.' So we thought it would be fun to take the band to The Bob Baker Marionette Theater, which is a popular children's puppet spot, to give the guys a chance to master some puppets. Watch 'Jimmy Kimmel Live!' WEEKNIGHTS 11:35/10:35c on ABC. Stream on Hulu.