The World Cup is well underway, and a number of chains are offering fans a range of deals in celebration. Here are some of the best to get your hands on...McDonald’s is also selling a number of World Cup Meals (Getty/iStock)Until 18 June, Zizzi is offering Italian nationals a main for free when they buy a drink at full-price. Meanwhile, Sainsbury’s is offering Nectar Price discounts on selected items for the tournament, such products by Doritos and Budweiser. Greene King are offering four pints of Guinness or Birra Moretti for £15 when customers pre-book a table 7 days beforehand to watch the World Cup at a Flaming Grill pub. McDonald’s is also selling a number of World Cup Meals, with which customers will get a collectible cup featuring a football icon.Fast-food chain KFC has also introduced a new Football Double Bucket from £20.99.