I used to believe that actors (both screen and stage) never kissed. If they looked like they were kissing, it was just clever positioning to give the optical illusion of kissing—that, or their lips had thin, invisible paper on them, so they didn't *actually* touch lips.
A childhood belief about work

others believed things like this
- When I was little I believed that when I put lipstick on my lips, the lips grew.— Alba Águila Castelló
- I used to believe that dragonflies could sew your lips together so that you couldn't eat. — Lori
- when i was about 7 years old i once thought that chickens had lips. thats it!Anon
- The old classic by the Go-Go's "Our Lips are Sealed" I used to think they said "honest I see you"— Euge
- When you lie your lips move or your eye turn green— Tanya
- I used to beleive that (like your teeth do) your lips would fall off so new ones could grow.— Queen Ohla Quads