“21 días” (English: “21 Days“) is the upcoming seventh studio album by Spanish singer and TV personality Marta Sánchez. It’s scheduled to be released on digital retailers on February 24, 2015 via Entrearte Records. It comes preceded by the lead single “La que nunca se rinde“, released September 23. She released the album’s title track, the ballad “21 días” as the second single from the album alongside the pre-order of the album on iTunes on January 21. The singer debuted the song live for the first time on December 31st during TVG show “Nochievieja Luar” and she also performed it during TVE special show “Reyes y Estrellas” on January 5, 2015.