Can you talk to her about things that help bring you back to the present - things like the 5, 4, 3, 2, 1 exercise or some breathing exercises etc? Maybe you could put together a pack with some different things in there to try?
How are you seeing what these celebrities are up to? Is it obsessively checking on social media? Could you try unfollowing them all and giving yourself a bit of a detox? Or only allowing yourself 10 mins to see what they are doing?