The woman with the black hair is wondering where her boyfriend could be because it is her birthday.  She is asking her best girlfriend and the girlfriend knows that the boyfriend is right behind her.  The girlfriend is smiling because of the irony, while the woman with the black hair is very angry.  She cant believe that her boyfriend hasnt called her yet or visited her.  The boyfriend will eventually shout to her and give her a diamond necklace for her birthday.
