On February 2016, Fey officially released the single "No Me Acostumbro" alongside Cuban singer/actor Lenny de la Rosa, whom she had met as a judge on "Bailando Por Un Sueño" when he was a contestant. In the spring of 2016, Fey began promoting an upcoming tour called "Fey: 9.0 American Tour" which had a preview date on June 2016 in Mexico City's National Auditorium, home to Fey's own attendance record for a female recording artist. In September 2016, Fey released the digital single entitled "Amo", which was accompanied by a "Fifty Shades of Grey" inspired video.