You could say/act why she is in a road trip. Like her backstory about her parents not being there for her, or her family never appreciated of her, so maybe that's why she wanted to tAke a road trip. She need to get her thought out and in the open
After Lennon's death the idea of reunion practically vanished.
Still, Paul McCartney, Star and Harrison got together during their work on "Free as a Bird" (which included the vocals of the late Lennon) for "Anthology 1", released in 1995, and for "Real Love" for "Anthology" 2 ”from 1996.
