Česko hledá SuperStar is the Czech version of Idol series. It is broadcast on Czech TV Nova, first series in spring 2004, the second a year later, the third series in autumn 2006. The show was very popular in 2004, with an audience of more than 3.5 million people; other media attention was also huge. The further series' rating was rather lower. In 2008, the program was superseded by the X Factor. However, Czech broadcaster TV Nova and broadcaster of Slovak version of Idol TV Markíza confirmed that both versions will be joined into one federal. The latest version is called Česko Slovenská Superstar, which started in September 2009.