Some Dog! - Casanova, Mary

George was once a bouncy pup; now his pace is steady and slow. Still, he feels special. Then ""Ya-yippity, yappity, yeep-yeep-yeep"!" a stray dog bristling with energy lands on George's doorstep and wiggles himself right into George's family. Full of tricks, this new dog, Zippity, is a wonder! But when Zippity disappears, it's George who proves ...

Some Dog! 2007, Farrar Straus Giroux

ISBN-13: 9780374371333