(EN) Jason Lipshutz, Justin Bieber's 'Yummy': A Long-Awaited Return to the Spotlight & Unlikely R&B Comeback, su Billboard, 3 gennaio 2020. URL consultato il 5 gennaio 2020.
«by 2015, he had apologized for his youthful transgressions, tumbled into a pleasurable strain of dance-pop on his comeback album Purpose»