Tube socks - the laundry never seemed to come out with matches every time . what did my sons do with those other socks? We should have had mom get-togethers that were BYOS - bring your own socks and maybe we could have matched some of them up!
IZOD Alligator Shirts, worn with the collar up!
Library book check-out cards. I remember signing a lot of these when I was young because a trip to the library and selecting the exact right book to read was a real adventure back in my day.