Česko Slovenská SuperStar is the joint Czech-Slovak version of Idol series' Pop Idol merged from Česko hledá SuperStar and Slovensko hľadá SuperStar which previous to that had three individual seasons each. The first season premiered in September 2009 with castings held in Prague, Brno, Bratislava and Košice. It is broadcast on two channels: TV Nova and Markíza (Slovakia) which have also been the broadcast stations for the individual seasons. Also both hosts have been their hosts countries before as have been three out of the four judges. To legitimate a fair chance for each country's contestants to reach the final, twelve of the contestants will compete split into genders and nationalities in the semifinals, guaranteeing a 50% share for each country in the top 12.

Marta Verner is a Czech singer, best known for being the lead singer of the German alternative rock band Die Happy. She represented the Czech Republic in the Eurovision Song Contest 2015 along with Václav Noid Bárta with the song "Hope Never Dies".