When imaginary friends become real

When I was a child, I had an imaginary friend named Johnson Johnson. My mother said that I probably derived the name from Johnson & Johnson's baby powder (since renamed to just Johnson's baby powder).

If you haven't had an imaginary friend, you don't understand how real he or she can be. I have memories from my childhood that include Johnson Johnson as if he were an actual member of my family. I remember going to Roger William's Zoo when I was four or five years old and playing with...