My sister was a year older than me. At some point (probably when I was 3, she 4), I told my mom that I wouldn't wait until next year, when I would get a chance to be a girl and see what it was like.
A childhood belief about birthdays

others believed things like this
- when I was about 7 I thought that aliens hid under my bed. I wouldn'd sleep in my bed for a whole year!— *Rachel*
- Abba - Happy New Year
"Kangaroo year,
Kangaroo year..."— Santa Puncher - i thought I got one year older when my family sang the birthday song.— I am the ghost
- My 3 year old little girl announced after spinning around for ages that she was 'feeing guilty' :-)— Adam
- My sister thought (not more than one year ago, she is now 14) that John Doe was an actual person.— Brother to Natascha
- i used to think that if i didn't celebrate my birthday each year my younger sister would catch up with me— q