Gravity Falls: Gravity Falls: Tales of the Strange and Unexplained

"This collection of tales [consists] of Dipper and Mabel's recollections of the adventures they shared visiting their Uncle Stan's Mystery Shack. The Gravity Falls twist? Each retelling is accompanied by a short Grunkle Stan version of the same story, written from his gruff, humorous perspective. Readers have the choice of reading the Dipper and Mabel version, the Grunkle Stan version, or both"--Publisher marketing.