Janet Howell is driving Jessica Wakefield crazy! Janet is one of the most popular and important girls at Sweet Valley Middle School, but when she's mean, she's really mean. And ever since she and her sort-of boyfriend, Denny, got into a huge fight, Janet has been utterly impossible. So Jessica decides to get Janet and Denny back together. And if it takes a little fib to do it, well, all's fair in love, right? Not quite. Jessica's twin sister, Elizabeth, overhears her scheme and gives her a lecture on lying that hurts Jessica's feelings. So Jessica makes a wish that Elizabeth would have to tell nothing but the truth. But when her wish comes true, Jessica is anything but happy! Not only can't Elizabeth stop telling the truth, she can't seem to keep her mouth shut about Jessica! Can Jessica reverse the wish in time to save herself from Elizabeth's obnoxious honesty?