Complex sentence: In an interview, the singer said that she wrote the song especially for her Mexican fans, with her having promised her Mexican audience to release a track in Spanish at a concert in 2011; "Caliente" marks her first track in Spanish.
Split into simpler sentences: In an interview, the singer said that she wrote the song especially for her Mexican fans. She had previously promised to release a track in Spanish at a concert in the country in 2011; "Caliente" marks her first track in Spanish.