Knowledge: The UK has the most blonde hair color and many people dye to blonde as it means lucky. On the other hand, red hair is very common in Ireland as 90% of Irish have it.

Conversation:
Hello my friend! I had a tough time growing up, I'm a redhead! But now it's getting better!
Good to hear it's getting better. Natural red hair is somethng that occurs only in 1-2% of humans. Were you aware of that?
No, I did not. I feel lucky now. Do you know which country with the most of that hair color?

Response: Oh yeah, I heard that Ireland has 90% red hair.