Mia learns that you have to make your own luck--rather than rely on fun trinkets--in the latest addition to the Cupcake Diaries series. Mia is having a truly terrible week. So far shes failed a pop quiz, ruined a batch of cupcakes, and even dropped some icing on her favorite shirtBut her cousins from Puerto Rico are coming to visit, so Mia has something to look forward to--and they even bring her a little lucky charm as a giftWhen Mias luck immediately turns around, shes convinced that her lucky charm really does have magic powers. But what will she do when her bad luck returns?