When i was young, I sat on the toilet for ages, and fell asleep! When I woke up I wiped my bum and somehow managed to pull out a long, brown thing, a bit like a massivly long worm...
I was convinced from that day on that if you sat on the toilet for long enough you got attacked by the "bog worms"!
A childhood belief about fear of

others believed things like this
- I used to believe that if I sat on the toilet too long a snake would come up and bite me.— Cheesemonkey
- I believed that linguini was made of tape worms and was scared to eat pasta for a long time!— Mojo!
- We told our little sister that she had a long bushy tail and she fully believed us for ages!!Anon
- I believed for a long time that brown cows gave chocolate milk!— Evil Mom
- I used to think a female daddy-long-legs was called a "mummy-long-legs".Anon
- When i was young about 5 i used to think god was a donkey with a long beard!Anon