A 10-year secret
An annoying sibling can push anyone to the brink, but carving your sister's name into the fridge and getting her punished by your parents is taking it to another level.
So, this is definitely one of those secrets you'd want to take to the grave, but the sneaky vandal was busted ten years later. Besides, by now it all is forgiven between the sisters. Still, if we were Caroline, we’d keep an eye out for any potential payback.
