Christmas/yul

When you celebrate do you do the traditional 1 gift each or go crazy or somewhere inbetween? We stick to 3 gifts per kid and go crazy for their birthdays. I've seen people spend thousands on just 1 kid and I just want to know why? Sure you earned the money and your kid is awesome and deserves every single thing. But what happens when you can no longer afford that and your kid is sitting at the tree wondering what they did wrong that they went from 50 gifts to 2? Help a mamma out