- Most outrageous / unbelievable lies
- Most offensive / dangerous lies
- Most “adult meant it as genuine advice but it’s laughably out of touch” lies
- Lies you wish you still believed
- Lies you took as truth and didn’t question it until you were way too old


Much more inconsequential than some of the answers here, but I believed well into my 20s that it was illegal to turn the overhead light on in a car while driving at night.
It is. I’m calling the police right now so they can track you down. /s