Goodbye, So long Lyrics

Lyric discussion by JKO 

Cover art for Goodbye, So long lyrics by Saving Abel

it refers to a break up from the bad choices each party made along the way when making mistakes instead of healing the hurt. now that he knows what's done is done the only thing left is to just say goodbye. regardless of the good times (which he says "hope you enjoyed it while it lasted") the bad far overshadowed and outweighed and now it's time to pack it up and just go