Walmart is a retail corporation that operates several chains of discount departments and warehouse stores. The company’s segments include Walmart U.S., Walmart International, and Sam’s Club. The Walmart U.S. segment is a mass merchandiser of consumer products operating under the Walmart or Wal-Mart brands. It also offers digital services such as Vudu and InstaWatch. It offers a full line of grocery items, including meat, produce, deli, bakery, dairy, frozen foods, alcoholic and non-alcoholic beverages, floral, and dry groceries as well as consumables such as health and beauty aids, baby products, household chemicals, paper goods, and pet supplies; health and wellness services such as pharmacy, optical, over-the-counter drugs, and clinical services; entertainment products, including electronics, toys, cameras, and supplies, photo processing services, cellular phones, cellular service plan contracts and prepaid services, movies, music, video games, and books.