When I was 7 had my 5 year old brother convinced that my mom's perfume and makeup would keep the bugs away. I put it on him before we went outside for about a week before someone told my mom.
A childhood belief about excursions

others believed things like this
- As a small child I believed that the word was "nakeup", finally I found out that it was actually "makeup".— Hannnah P.
- My brother once convinced me that the wind was "leftover hurricanes"— Tufty the Squirrel
- My 18 year old brother thought the former vice president was named Al Gorbachov.— Jeff
- I watched a Michael Jackson music video with my brother, and we were convinced he was a woman.— Adrian
- When I was little, I thought the Beatles really were bugs.— Spongekid
- I used to think that when you got like a twitching eye or something, it was little bugs under my skin.Anon