Do you like Justin Bieber?  He's a Canadian singer and songwriter.
Yes I like his music and he is a  very popular singer worldwide
He was discovered through YouTube videos covering songs in 2008!
Justin Beiber is a Canadian singer, actor and songwriter very talented young man
His debut EP was certified platinum in the US - I guess a lot of people really do like his music.
Justin Beiber became the second person to reach 100 million followers on Twitter in August 2017 
Seems like he has quite a handle on social media marketing to promote his product and service.
Yes indeed in 2016, Bieber became the first artist to surpass 10 billion total video views on Vevo.