Entertainment Weekly praised Bieber's musical shift, contacting the album each a "reinvention and a reintroduction". On My World 2., Bieber's voice was mentioned to be further than it was in his debut EP, thanks to puberty. On October 3, 2013, Bieber introduced that he would launch a new music every Monday for ten weeks as a direct-up to the film Justin Bieber's Believe, which entered output in May 2012 and was produced on December 25, 2013.