Elizabeth and Jessica Wakefield are identical twins at Sweet Valley High. They're both popular, smart, and gorgeous, but that's where the similarity ends. Though they are twins, they are first and foremost individuals. Elizabeth is friendly, outgoing, and sincere—nothing like her twin, who knows better than to worry about pleasing others. Snobbish and conniving, Jessica thinks the whole world revolves around her. And most of the time it does, because she is a woman who…