I had a friend who gave her first blowjob our sophomore year of college and she got some semen on her pants. She thought she somehow could be pregnant from it simply coming in contact with her clothing.
A childhood belief about oral sex

others believed things like this
- when i first heard the term, "blowjob" I thought it had to do with those Blow Pop suckers — :P
- I thought that Siemens was a factory where they manufacture semen for the bodies.Anon
- When I was 14 I asked my mum what a blowjob was and she said it was something you did with your hair!!Anon
- I used to believe a blowjob was when you blew kisses.— Gabe
- a friend of mine thought that you could get pregnant by swallowing sperm. Ha!Anon
- a blowjob is were a girl blew ur penis up after sex.......stupid i know.— james