1. Some people say if you had one bad tooth long ago, and if you didn't get it taken out on a Friday all you rother teeth would go bad also.2. A space between the teeth called a séanus is very lucky.3. If a child is born with a tooth it is considered lucky.4. If you dream you are losing a tooth, you will hear of some friend's death.5. Whoever is the first to see a baby's first tooth must give the child a present.6. If a child gets its teeth, when it is very young then people say it will not live to be old.