And who is she... Oh that fat girl who faked going to rehab a few years ago and has been flopping ever since. This is for Demi, Ariana or any new bitch... When you sell, NOT stream, but actually SELL over 250 million records worldwide, influence an entire generation of R&B and Pop singers, help hip-Hop transition into mainstream culture and are apart of the confirmed Vocal Trinity, you can be nasty to anyone you want to be. JLo has shown constant shade at Mariah and she continues to respond with "I don't know her" which is more impactful than Demi's so called career