The twins were background singers and dancers for Tereza Kerndlová , the Czech entry in the Eurovision Song Contest 2008 . The duo are known for their cover of Italian singer Sabrina Salerno 's '' Boys ( Summertime Love ) '' under the title '' Boys , Boys , Boys '' featuring German rapper Carlprit in January 2010
Eurovision Song Contest 2008
Eurovision Song Contest 2008
TWiiNS