I used to believe that a dubbing mixer in the movies mixed dubbing for the actors boots. I couldn't understand why they needed so much.
A childhood belief about films

others believed things like this
- I thought the 'dubbing mixer' on TV credits was the person in charge of stirring the make up for the actors.— Clive
- I used to think actors in movies sometimes had to actually die to make the movies look real.— Dero
- As a child I used to think that actors really died in movies.— Jordi Comendador
- I used to believe that the actors in movies were all acting live behind those big curtains in the cinema.— Courtney
- I used to believe people really died in movies. I didnt understand they were just acting.— Justin
- I used to think that they only sold car boots at boot fairs! — Di