original is the nicest and sweet person you know in the neighborhood.. After weeks you then notice he have an opposite of him?! But it seems the opposite is grumpy and looks mean.. You just decided not to talk with them but they walk towards you and say

Original Wally: hey there neighbor! Nice to meet ya again, anyways I want you to meet opposite wa- stops bc opposite Wally interrupted him

Opposite Wally: I can introduce my self dimwit.. Anyways. I'm opposite Wally.. his voice was grumpy