Dad's Army is quite simply the most successful British TV sitcom of all time. Eighty episodes were made and are constantly repeated. The first black-and-white series, re-shown for the first time in 1999, attracted 4. 6 million viewers, outperforming Have I got News for You and almost outstripping Channel Four's most popular programme, Friends. When the second series was shown on Saturday nights in 1998 it took 7 million viewers and 40% of the audience. For the first time the complete illustrated scripts with introductions to each episode by the authors.