What makes What Do You Mean? by Justin Bieber notable?

'What Do You Mean?' debuted at number one on the Billboard Hot 100, making Bieber the youngest solo artist to top the chart since Stevie Wonder in 1963. The song's success helped redefine his public image and solidified his place in contemporary pop culture, garnering significant praise for its production and lyrical content. Released on August 28, 2015, 'What Do You Mean?' marks Justin Bieber's transition from teen pop sensation to a more mature artist. This single was pivotal as it served as the lead for his fourth studio album, 'Purpose', which heralded his artistic reinvention after a series of personal controversies and a hiatus from music.