Hollywood star Josh Hartnett heads to Jamie Oliver and Jimmy Doherty's cafe on Southend Pier, where Jamie shows the star of Pearl Harbor and Penny Dreadful how to cook his favourite ramen dish. Jamie also whips up a curry made from game and aubergine, and together with his co-host takes a look at a method of farming that could be the future in crowded cities - aquaponics. Plus, Jimmy takes on the challenge of building a butcher's block. Last in the series.