A 50 year-old woman decides to spend a lot of money on her birthday... ...on cosmetics, wrinkle reduction treatments, a new hairdo, new clothes, etc. When she decides she's done the most she could, she feels really good about herself and decides to go for a walk. First, she enters a shop to buy a magazine. While she's paying, she asks the cashier: 'How old do you think I am?' 'Thirty-four.' 'I'm fifty!' she says, and she leaves very content. She goes into a McDonalds and while paying, she asks t…