Las Supremas de Móstoles ( or The Supremes of Móstoles , in English ) is a Spanish pop band made up of three sisters : twins Vicky and Luisi ( born 1958 ) and younger sister Susi ( born 1963 ) . They gained notoriety when they participated in '' Eurovisión 2005 : Elige nuestra canción '' , the contest broadcast by TVE on 4 March and 5 March 2005 to choose the Spanish entry for the Eurovision Song Contest 2005 , with the song " Eres un enfermo " ( '' You are a pervert '' ) . The song 's lyrics tell the story of a woman who has grown tired of her husband 's addiction to cybersex . They finally ranked second with 21.8 percent of the votes ; another sister trio , Son de Sol , were first with 24.2 % and were selected to represent Spain at Eurovision
Eurovision Song Contest 2005
Eurovision Song Contest 2005
Las Supremas de Móstoles