She was famous mostly for being famous and rich. Married an old guy who died and ended up with $200 million. The idea of money combined with celebrity are enough to attract many people.
I guess that is easier to grasp than such other troublesome current issues as North Korean missiles being tested to hit the US and blow major American populations away, that kind of thing.
Kind of like the All OJ All the time, and that missing blonde girl in Aruba phenomenon?