Just Grace, Star on Stage (Just Grace, Bk. 9)

Grace is a curious and well-meaning third-grader who occasionally gets into a little bit of trouble. This time, her class is putting on a play, and Grace is determined to be the star! But things don't work out quite like she planned, and Marta gets the role. Grace is jealous at first, but soon realizes there's more than one way to shine on stage.