After your teeth fall out when you're a kid, your gums fall out. Then you get new gums and teeth.
A childhood belief about general

others believed things like this
- My mom used to tell me that if I sucked my thumb, my teeth would get so bent up, they would all fall out— I dont suck my thumb anymore
- I used to beleive that (like your teeth do) your lips would fall off so new ones could grow.— Queen Ohla Quads
- I used to believe in Perez mause when my teeth fall, I put them under the pillow to see what happened— AyrtonZ01
- I used to belive kissing boys made your teeth fall out.Anon
- I used to believe that eating burnt toast would make your teeth whiter and would brush your teeth for you.— Natasha
- I used to believe that if I didn't brush my teeth at night, ants would crawl into my mouth and eat my teeth.Anon