<P> On March 7, 2013, Bieber fainted backstage at London's O2 Arena after complaining of breathing problems throughout his performance and was taken to hospital . Bieber cancelled his second Lisbon, Portugal concert at the Pavilhão Atlântico, which was to be held on March 12, because of low ticket sales . The concert on March 11 went on . In mid-August 2013, a remixed duet version of Michael Jackson's previously unreleased song "Slave To The Rhythm", featuring Justin Bieber leaked online . In response to criticism over this remix, the MJ Estate had not authorized release of this recording, and has since made attempts to remove the song from as many sites and YouTube channels as possible . Later, a song titled "Twerk" by rapper Lil Twist, featuring Bieber as well as Miley Cyrus, also leaked . </P> <P> On October 3, 2013, Bieber announced that he would release a new song every Monday for 10 weeks as a lead - up to the film Justin Bieber's Believe, which entered production in May 2012 and was released on December 25, 2013 . The film is a follow - up to Justin Bieber: Never Say Never, and Jon M. Chu returned to direct . The first song of Music Mondays, "Heartbreaker", was released on October 7 . The second song, "All That Matters", was released on October 14, followed by "Hold Tight" on October 21, "Recovery" on October 28, "Bad Day" on November 4, and "All Bad" on November 11 . The seventh song, "PYD" featuring R. Kelly, was released on November 18; it was followed by "Roller Coaster" on November 25, and "Change Me" on December 2 . The final song, "Confident" featuring Chance the Rapper, was released on December 9, 2013 . That same day, it was announced that all 10 tracks will be featured on an upcoming collection called Journals . It reportedly featured five additional unreleased songs, a music video for "All That Matters", and a trailer for Believe . Journals was only available for purchase via iTunes for a limited time only: from December 23, 2013, to January 9, 2014 . The titles of the five new additional songs are: "One Life", "Backpack" featuring Lil Wayne, "What's Hatinin" featuring Future, "Swap It Out", and "Memphis" featuring Big Sean and Diplo . Bieber released a song titled "Home to Mama" featuring Australian singer Cody Simpson in November 2014 . </P> <P> Because of the disbanding of Universal Music's division, The Island Def Jam Music Group, in April 2014, Bieber and a number of artists were subsequently transferred to a UMG related division Def Jam Recordings, causing Bieber and the other artists to no longer be signed to Island Records . </P> <P> In February 2015, Bieber released a song "Where Are Ü Now", with Jack Ü . In March 2015, Bieber made an appearance in the music video for Carly Rae Jepsen's single "I Really Like You". </P>

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