What is You Is Stupid?
1.
This phrase is said in a sarcastic manner, mostly by Southern Americans. If it is not said in a sarcastic manner, and in an insulting way, laugh and point immediately.
Man: And then I done traded my two pigs in for a chicken!
Woman: *retarded laugh* You is stupid!
Or
Man: Wow, you have horrible grammar.
Woman: No, you is stupid!
See