When Amy's pen pal, Sam, arrives unexpectedly from San Francisco she seems as nice as her letters. But Amy begins to feel left out when her friends cannot get enough of Sam and her wonderful stories. The Wakefield twins suspect that the stories are not true and devise a plot to uncover the truth.

Amy's Pen PAL 1990, Bantam Children, London

ISBN-13: 9780553400359

Mass-market paperback

Amy's Pen Pal 1989, Sweet Valley, New York, NY

ISBN-13: 9780553157727

Trade paperback