When I was in first grade I told this one girl that it was my half birthday (birthday plus six months). She told me that if you pay attention to half birthdays you'll always be shorter. I was horrified, because she was so much taller than I was!
A childhood belief about birthdays

others believed things like this
- When I was a teenager, I used to believe that someone's name-day occured as half-birthday.— Marcas
- Up until I was almost 11, I thought that a birthday suit was a special outfit you wore only on your birthdayAnon
- I used to believe that your belly button was what held your top half to your bottom half...— Debelouwho
- I used to think that a birthday suit was a special outfit you wear on your birthday— Bri
- I used to believe that on your birthday, you didn't advance to your next age until you ate your birthday cake.— Casi
- My parents have the same birthday -- month, day, and year. I though all mom's and dad's had the same birthday.— Cait