It's rude to insinuate that people will get fat.
Steven is having a conversation with his girlfriend as she eats a cheese cake.
Steven wants to make a remark about the food his girlfriend is eating.
Steven states that the cheese cake looks good and that he will go get some for himself.
Steven tells his girlfriend that she will put on some pounds if she keeps eating so much cheese cake.
Steven enjoys a nice cheese cake with his girlfriend as they chat.
Steven's girlfriend quickly becomes annoyed with Steven and starts giving him the cold shoulder.