Wallie is mostly a wonderful dog, but his super-laziness has become a problem. So his boy convinces him to go on an adventure to get fit. With a little help from a big friend, Wallie learns how to exercise. Will he enjoy the change from pudgy pup to healthy hound or will he return to his lazy ways? Learn important fitness concepts while following Wallie on his hilarious journey to get in shape. A special section with more information and original exercises (performed by Wallie) will get every kid (and pup) excited about exercise.