All Apologies – Pickin’ On Nirvana ft. Iron Horse TOPICS:All ApologiesbluegrasscoverIron HorseNirvana Photo credit YouTube user Pickin' On Series Iron Horse shows us how to do a jammin’ acoustic cover of Nirvana’s “All Apologies”. The tempo is perfect. The vocals are spot on with tight harmonies. The unplugged instruments make us think of Nirvana acoustic on MTV years ago. We hope you dig it!