A few times when I was little I saw commercials for Trojan condoms. When the packaging for the condoms were shown, I assumed it was a book of matches. Since hotel lobbies often had matches with their logos, I reasoned that Trojan was a hotel. The happy people in the commerical were loyal customers.
A childhood belief about condoms

others believed things like this
- I used to beleive condoms were pills, until I saw an outline of one in a book about growing up, EWW!— Condoms r pills... right?
- I saw this guy at a hotel and he wore a tag that said "trainee," so I thought that it was his name!Anon
- I once thought a vent in my hotel room led down to the center of the earth.— flarn2006
- I thought the song Hotel California by the Eagles said "Welcome to Oakdale California— JewLea
- i used to think that condoms were gum and i tried to buy one once when i was about 8! — silly
- i used to think condoms were for your ears!— Hanky