When my sister was little (around 5 or so) I used to tell her that rabbits made the sound of "hippity-hop, hippity-hop" when they tried to speak. She believed me for a few years and whenever she played with her stuffed rabbits, she'd say "hippity-hop!".
A childhood belief about general

others believed things like this
- I used to think that the easter bunny was hiding behind my stuffed rabbits!— Jane Rom
- my gran tod me that rabbits made a noise that went "map map"— Lise
- I used to believe that Welsh Rarebit was made out of rabbits— Lori
- When I was little I believed rabbits laid eggs. Anon
- I used to believe that welsh rabbits were made of cheese (welsh rarebit)— Glenn
- Rabbits lay eggs— Maria Eduarda