There's nature, there's nurture, and there's just plain oddities. Good oddities, but oddities nontheless.
Like finding out that you share the same mannerisms with a brother that you never grew up with and haven't seen in a coon's age.
We say the same phrases with the same inflection.
We smile the same.
We tell jokes the same.
We laugh the same.
And we appreciate haute cuisine: macaroni and tomatoes anyone?