When I was younger, there was an ad for Looney Tunes that took place in a theater. At the end, Bugs Bunny lit up a sign reading "APPLAUSE", and everyone cheered.
I misread it as "APPLESAUCE" every time it aired. I didn't question this, I just assumed that the audience were big fans of applesauce.
A childhood belief about reading

others believed things like this
- When I was little I saw the word "applause" and thought it said "applesauce"Anon
- I thought for the longest time that a No Standing traffic sign meant no person should stand near that sign.— Shannon
- i used to believe the easter bunny was my bunny that a fairy turned real.— Twix
- I thought Warner Bros was a cop drama that aired on CBS at 10:00 PMAnon
- Anytime you had a question (any question at all) you just called the president.— Erin
- I made my bed everyday as a kid because I believed that if I didn't then bugs would get in it.Anon