Roots of R.I.O.

Rudi Frank Harold Schwamborn, professionally known as Carlprit, is a German-Zimbabwean rapper, songwriter, DJ and music manager. He has performed and written for acts such as Cascada, Alexandra Stan and Laurent Wolf. Schwamborn is best known for his song "Fiesta" as well as his appearance in Cascada's 2009 hit single "Evacuate the Dancefloor". The title sold over three million copies worldwide and reached the top 20 on Billboard charts, making Carlprit the first person of Zimbabwean origin to have a song on the top U.S. Billboard charts.

Sylver is a Belgian Eurodance and pop group, originally consisting of lead vocalist Silvy De Bie, DJ and producer Regi Penxten, and keyboardist/songwriter Wout Van Dessel. They were active from 2000 until 2013, when De Bie decided to focus on her solo career, but they returned in 2016.