"Por Favor" is a song by American rapper Pitbull and American girl group Fifth Harmony from the group's self-titled third studio album, and was released as its third and final single. The song was written by Pitbull, Madison Love, Sermstyle and Philip Kembo, and produced by the latter two. Additional writing credits were also given to Usher, Alicia Keys, Jermaine Dupri, Adonis Shropshire and Manuel Seal, as it contains a sample from the 2004 single "My Boo" by Usher and Keys, as well as Barry White where the latter song incorporated a melody from the 1977 song "He's All I've Got" by American female vocal trio Love Unlimited. The song was released on October 27, 2017, in two versions; a Spanish version, in which Lauren Jauregui and Ally Brooke are the main two contributors from the group he