Stop eating cashew if......

The other day during fruit time one child was relishing and eating cashew. His team mate say him and started conversation with regarding cashew. She was talking about the merits and  demerits of eating cashew. Our man was very involved in cashew and was not listening to her, suddenly this girl changed her style and said " eat cashew no problem, for your marriage you wont look nice you will look gappu than do not tell me.