Soap opera funeral in 1997 (32.1 million viewers) which were transmitted on both BBC One and ITV. An early television serial was "The Grove Family" on the BBC, which produced 148 episodes from 1954 to 1957. The programme was broadcast live and only a handful of recordings were retained in the archives. The UK's first twice-weekly serial was ITV's "Emergency - Ward 10", running from 1957 until 1967. In the 1960s "Coronation Street" revolutionised UK television and quickly became a British institution. On 17 September 2010, it became the world's longest-running television soap opera and was listed in "Guinness World Records". The
Soap opera mid- to late 1970s. "Pobol y Cwm" was briefly shown in the rest of the UK in 1994 on BBC2, with English subtitles; it is consistently the most watched programme each week on S4C. Daytime soap operas were non-existent until the 1970s because there was virtually no daytime television in the UK. ITV introduced "General Hospital", which later moved to a prime time slot. In 1980, Scottish Television debuted "Take the High Road", which lasted for over twenty years. Later, daytime slots were filled with an influx of Australian soap operas such as "The Sullivans" (aired on ITV from 1977),