How can a new girl fit in? He talked, I listened. As I tried to appear interested, I thought that even Mojo was more interested in what I had to say. And he's a dog. Theresa Joanne (T. J. to her friends) is having a difficult year. First her best friend moves away. Then there's the problem with boys: They never seem to notice that she's a girl. But when Lucy befriends T. J., things start to look up. But will Lucy's best friends Nesta and Izzie accept her and let her into their world of sleepovers, secrets, laughter, and advice?