description: In 'Through the medicine cabinet', after Zack opens his medicine cabinet one morning and sees his double, he enters a parallel universe. In 'Great Grandpa's in the litter box', Zack brings home a stray cat that claims to be the reincarnation of his great grandfather.
language: English
title: Great-Grandpa's In the Litter Box/Through the Medicine Cabinet
titlecomplete: Great-Grandpa's In the Litter Box/Through the Medicine Cabinet (The Zack Files Flip Book- Two books in one)
ratings_count: 10
series: Zack Files
publisher: Grosset & Dunlap