Justin Bieber performs touching tribute to slain singer Christina Grimmie
'Grimmie, can you hear me?'
Justin Bieber, Skrillex sued by musician White Hinterland for copyright infringement
Is "Sorry" a ripoff of "Ring the Bell"?
DJ Khaled can't spell Justin Bieber's last name and the Internet can't believe it
It's 'I before E, except after C.'