The pop star shares some visuals for his latest hit
Stylist says Bieber has kept hair he shaved off in April
Indie musician says she has "an obligation to stand up for my music and art"
Incident took place in New York earlier this month
His melancholy mood seems to have been prompted by two awards at last night's Billboard ceremony
The singer's act has been described as 'cruelty'
The pair previously teamed up on Bieber's hit 'Where Are Ü Now'
A warrant was issued for the singer's arrest in Argentina last year
US artist wants to be recognised as human by his supporters
Tattoo artist behind the ink piece discusses its meaning