Well, here's one take.
Years ago, Demi Lovato and Kathy Griffin got into it via Twitter, and it's seemingly started up again....
Without Kathy being directly named.
In a series of tweets today, following Kathy's press conference, Demi said:
I find it funny when bullies play the victims. 🤔— Demi Lovato (@ddlovato) June 2, 2017
Oops. I spilled my tea. ☕️— Demi Lovato (@ddlovato) June 2, 2017