I always thought that Bill Cosby and Bing Crosby were the same person, or, more accurately, if someone said 'Bing Crosby' I assumed they meant 'Bill Cosby', but didn't know how to pronounce it properly.
A childhood belief about tv

others believed things like this
- When I was around four, I thought every black man on television was Bill Cosby.— Linda
- I used to think that Bill Murry and Tom Hanks were the same person.— Andy
- I used to think that 'black comedy' was show like Family Matters and The Cosby Show.— Katie
- I used to believe that on money, the treasurer of the United States really signed every bill prited her self.— Tiffany
- i used to think that if i tore a dollar bill in half it would make fifty cents— stacy
- I bbelived that the process of "making money" was taking a dollar bill and ironig it.Anon