Dumbest thing a man has ever said to you

So I was at this party and this girl I met was sitting on my lap and drinking and flirting with me then this guy comes over and he tries very badly to flirt with both of us at the same time and I tell him we’re both lesbians and he says that’s cool but r u guys lesbian lesbians or bi lesbians I start laughing and he tells me I’m biphobic lmafo