Best friends Nixie and Grace spend every afternoon together . . . until Nixie's mom gets a new job and Nixie must attend the after-school program, without Grace. Third graders Nixie Ness and Grace Kenny have been best friends since they were two-years-old. They have always spent every afternoon after school at Nixie's house until Nixie's mom announces that she has a job, which means she won't be there to watch the girls after school, which means Nixie...