Justin Bieber’s Producer Calls ‘X Factor’ Winner Melanie Amaro ‘The Next Whitney Houston’Justin Bieber’s Producer Calls ‘X Factor’ Winner Melanie Amaro ‘The Next Whitney Houston’Those are some big shoes (and pipes!) to fill! One of Justin Bieber‘s producers has named ‘X Factor‘ winner Melanie Amaro the next Whitney Houston.Jessica SagerJessica Sager