A few weeks ago, Halsey ended things with G-Eazy and has been taking it pretty hard which is normal for anyone in the same boat. She has also been traveling a lot and touring which has gotten in the way of spending time with family especially with grandma. So she took an opportunity to spend some time with her. I think this is just super sweet and humanistic of Halsey. And besides, grandmas always make things like breakups or what not better!
You can see how it really affected her