Ralf GUM featuring Bongi Mvuyana - Used to beThe wonderful "Used to be" featuring the vocal talents of Bongi Mvuyana is the latest single taken from Ralf GUM's critically acclaimed fourth studio album "Progressions", undeniably this paramount soulful production oozing with Bongi Mvuyana's unrivaled haunting vocals, sublime horns, illustrious keys, celestial violin and gentle yet intriguing rhythms will make you yearn for more... The cherry on the cake are the outstanding remixes by Opolopo who serves a verily melodious rich organic interpretation, Sir LSG who adds his trademark afro-influenced touch, and last but not least Davide Fiorese whose rendition is verily enchanting and uplifting.