J & J Snack Foods Corp. has acquired the stock of Philly's Famous Water Ice, Inc., a manufacturer of Philly Swirl branded frozen novelty products for the retail and food service markets throughout the United States and to Canada. Revenues are approximately $25 million annually. "Swirl has a unique product line and complements the frozen novelty section with popular niche products," says J&J President/CEO Gerald Shreiber.