Maybe he didn't want his parents there? Maybe there weren't blindly accepting of his questionable behaviour so they all fell out? It doesn't have to be that his parents refused point blank to attend. Maybe they're putting their grandchild first? you know the one that isn't a fully grown millionaire who is fully capable of taking care of himself.
No one knows but I think that getting married in this way does look a bit "fuck you" to anyone that's been hurt by it.
I always thought Geri was a desperado and still do.
Shoes are all wrong too, night club shoes NOT bridal shoes