I used to think you could have an extra birthday nine months before your real one, for the day you were conceived before being born.
I have a sister who is 4 years younger than me; her birthday is on February 2nd and mine is on the 28th.
I used to believe there was something wrong about her birthday coming before mine and every year I used to ask my parents why we celebrated her birthday first!
I used to think all foreigners had to look different from English people.
I used to think you could only ever change your name if you werefamoys, and had to be stuck with your given birth name the rest od the time.
I used to think that you have to have the same birthday as your parent to have "junior" in your name.
I once had a really funny incident on the phone when an old lady said her name was Aileen, and I thought she said alien.
One time, I wanted to play hooky from school so that I could go to a cafe and eat this really cool dessert I saw on the menu.
My mother told me that if you played hooky, you were legally required to stay at home.
I believed her.
I used to think that the parents of neglected children, actually chose names that they specifically hated, so if they hated the names George and Karen, for instance, then the pregnant mother would punch her stomach and say 'if you keep kicking my stomach, then I'm naming you George ________ or Karen ________ when you are born!
I used to think those propeller hats could actually make you fly.
When I heard of the last name Armstrong, I thought it was the name given to people with strong arms and that last names involving body parts were common, for instance a woman with big eyes might be called "Molly Eyebig".