The popular hero of Harry the Dirty Dog does his best to be rid of Grandmothers birthday presenta silly green sweater with yellow roses. Will bring laughter and sympathy. Recommended for all picture book collections. SLJ.The popular hero of Harry the Dirty Dog does his best to be rid of Grandmothers birthday presenta silly green sweater with yellow roses. Will bring laughter and sympathy. Recommended for all picture book collections. SLJ.