Cheers to DJ Tonicâs beat By Jabulani Langa Tonic da Tune has released a new single titled Savanna Phezulu. . MULTI-TALENTED amapiano producer and DJ Tonic da Tune wants to see music lovers dance with Savanna in the air. Tonic da Tune, who’s real name is Mambeni Khumalo, has released an amapiano song titled Savanna Phezulu to keep Mzansi dancing with their Savanna bottles on the dance floor. The 18-year-old producer, audio engineer and DJ said the aim is to give people a proper song that will go along with their current mood. The Bloemfontein-born musician told SunBuzz that the song just came out of the blue in a studio where they were recording other songs.