If you don't want shoe-wearing people in your house, then why invite them to a party at your house to begin with?
This person is evidently under the impression that shoes are an integral part of the wearer's body.
This blog recommends that you adopt a shoes-off policy in your home, not just for family but also for guests and other visitors. Socks, slippers and bare feet are fine indoors, but not shoes. Just say NO to shoes in your house!