I know mine got lost. Lost Hogwarts Acceptance Letter, customizable with your information, complete with your bedroom location in the house. I know a few people who would love to think that their letter just got lost and has finally made it to them.
You know why this is so amazing? Because of WHY Dobby loves socks. And the sock he was given. Socks represent his freedom. But it was Harry's sock and Dobby chose to be his elf. I love you because you set me free and I still chose to stay with you.