My grandfather always had really curly hair, and he would tell me that eating the crust on sandwiches makes your hair curly! He always tried to use that as an excuse not to eat the crust!
A childhood belief about crusts

you weren't the only one
60 of you believed this
- i used to believe that if u eat the crust on bread that ur hair would become curly...wow i was stupid :)— ~philbert~
- i used to brlieve that if you ate bread crusts your hair would go very curl and i did untill i was about 13— BubZ
- my friend thought that if he ate the crust on bread, his hair would be curly.Anon
- My friend believed that eating bread crusts or eating mustard will give you curly hair.— Linda from Southern California
- Bread crusts make your hair go curly— bowlax
- if i ate the crusts my hair would go curly— frizzed up bird