Why Justin Bieber and Demi Lovato Are So Obsessed With "Haters"

I keep seeing stars lashing out at their "haters." Like Demi Lovato yelling at her haters on Twitter and Justin Bieber talking about them on stage. Why do they care so much about strange...

Source: http://feeds.eonline.com/~r/eonline/answer/~3/kUohnWaCAWQ/why-justin-bieber-and-demi-lovato-are-so-obsessed-with-quot-haters-quot

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