Arthur tells his mother: "So, can you guess which one of the girls I introduced you to today is my girlfriend?"

Arthur tells his mother: "So, can you guess which one of the girls I introduced you to today is my girlfriend?"

Without missing a beat the mother replies "The one wearing a green dress."

Surprised Arthur then says "Woa mother...that's very good, she's the one. So...how did you know?"

Mother: "Because that was the only one I didn't like..."