Donatan, (born Witold Marek Czamara on 2 September 1984 in Kraków) is a Polish musician, music producer and sound engineer. Donatan along with Teka co-created RafPak. He began producing music in 2002, with his debut album released in 2007. In 2013 he has been nominated for Best Polish Act at MTV Europe Music Awards alongside Cleo.
Joanna Klepko (born 25 June 1983), known by her stage name Cleo, is a Polish singer. In 2011, she participated in ‘The X-Factor’.
Together they made the song “My Słowianie”, which was chosen to represent Poland in the 2014 Eurovision Song Contest.