Why after I say what you doing for Valentine's Day would she say something with a fella I shoul?

Why after I say what you doing for Valentine's Day would she say something with a fella I should imagine. And I said oh ok and then I said nothing and she unfollowed me, would she have wanted me to make more effort or soft no,
Why after I say what you doing for Valentine's Day would she say something with a fella I shoul?
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