"Focus" is a song recorded by American singer Ariana Grande, released on October 30, 2015. It serves as the lead single for her upcoming third studio album Moonlight.[2] The song was written by Grande, Savan Kotecha, Peter Svensson and Ilya.
http://jenesaispop.com/2015/06/23/230236/peter-svensson-de-los-cardigans-se-hace-rico-componiendo-para-otros/
