I love football OP and even I think you’re being ridiculous.
It must be a nightmare scheduling these things. There will be all kinds of considerations for choosing the wedding date you have no idea about.
No one reasonable from either football team would begrudge William the chance of going to his own brother’s wedding. You’re really scraping the bottom of the barrel of reasons to slag off the royal family.
William and Harry have been doing amazing work highlighting the issue of mental health recently. Their charity work has brought comfort and reassurance to millions in terms of increased donations and their personal appearances.
Why not find someone who really does harm and leave these guys alone.