Justin Timberlake and Justin Bieber in the United States who is more popular, can you describe carefully and take two Chinese stars as an example?

Look at the 83rd Oscars and you will know Justin Timberlake as a guest of honor when the applause and Anne Hathaway's expression Just say Grammy it Justin Bieber and Justin Timberlake is not even close to it Just because he is the idol level, so it can be said that the popularity of the popular Justin Timberlake in the past few years did not release albums exposure rate is still very high and rated as Michael's successor when Justin Bieber can be this kind of achievement that Justin Bieber is more powerful than Bo. People who say that Justin Bieber is better than Timberlake should take a look at the experience of the two and the scope of their development Just because Justin Bieber is popular doesn't mean that he is a superstar Just because his master didn't beat Timberlake, let alone him Look at youtobe in the United States and read the reviews