what you say you and me

The search results show that "what you say you and me" is a phrase from the lyrics of a song called "This is what falling in love feels like" by JVKE. The full lyrics of the chorus are "What you say you and me, just forget about the past, throw it in the trash". The phrase is not a grammatically correct sentence, but rather a part of the songs lyrics. If you are looking for the correct grammar, it would depend on the context of the sentence. If it is the subject of the sentence, you would use "you and I," and if it is the object of the sentence, you would use "you and me".