Just how happy is this puppy? Michael Rosen’s gleeful picture-book gambol follows a jubilant pooch from here to the stars and back.This puppy is HAPPY! So happy it wants to shout about it! Riding high on a cloud of joy, it wants to sing on a swing, skip through a puddle, and chase after bubbles. With so much happiness in its little heart, what won’t it do? The inimitable Michael Rosen brings his knack for capturing the extremes of toddler moods to this carnival ride of a book