i thought I got one year older when my family sang the birthday song.
A childhood belief about birthdays

others believed things like this
- My parents have the same birthday -- month, day, and year. I though all mom's and dad's had the same birthday.— Cait
- Until I was well along in years I always thought our family was Irish because my dads birthday was March 17th— Gladys
- I used to think that i was the oldest kid of my family because my birthday came first— The youngest of kids
- i used to think that i was older than my dad because my birthday was before his— zara
- My birthday was on a different day every year, assigned by my parentsAnon
- I used to think that your birthday changed every year, and that your parents just decided what day it was.— Daniel