Singer sprains ankle playing basketball, but is completing shows
Singer fell off stage with a massive thud at a gig last week
Incident took place in Saskatoon on Thursday (June 16)
Bieber dedicated a track to the 22-year-old former 'Voice' contestant who was killed on Saturday (June 11)<br />
The singer was involved in an altercation after game three of the NBA play-offs in Cleveland
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