As I child growing up in the seventies in south east London I would see NF sprayed everywhere. I used to wonder why there were so many Nottingham Forrest supporters in London. I think my mum must have told me that's what it meant as it really stands National Front which was an obnoxious far-right political party.
A childhood belief about sport

others believed things like this
- My mum told my older brother that dogs weren't allowed in London.— Fiz
- I used to believe "Pedestrians" was a political party like Democrats or Republicans.— August
- Did anybody besides me believe that Londonderry Air was actually London Derriere?— Texas granny
- up until about 6 years ago i thought everton was in london!Anon
- When i was little i thought casualty was a big hospital in londonAnon
- When I was little I thought the london underground was a terrorist organisationAnon