I used to think that the TV show "Shark Tank" involved actual sharks in a tank.
A childhood belief about tv

others believed things like this
- My parents used to own a Restaurant. I belived the lobsters in the tank were pets.— Ned
- After seeing Thomas the Tank Engine, I believed that all the locomotives in the world had a face.— Joe
- I used to think that a "pool shark" was an actual shark that lived in a swimming poolAnon
- I thought that smoking pot involved an actual pot from the kitchen.— Aeris
- I used to believe that Off Air was an actual show, possibly about airplanes.— Gretchen
- I used to believe that there was an actual show, listed in the various guides, called "To Be Announced."— Donna