20th May

Coronation Street history

 * 1950 - Gordon Clegg born.
 * 1963 - Christine Appleby starts as Elsie Tanner and Dot Greenhalgh's supervisor at Miami Modes and almost immediately clashes with the pair.
 * 1964 - Martha Longhurst's funeral takes place.
 * 1970 - Betty Turpin is terrorised by Keith Lucas, a man who Cyril Turpin once helped put in jail.
 * 1994 - Jack Duckworth spends the night on the roof of No.7 in pursuit of his pigeon Fergie when Curly Watts shuts his observatory roof and locks him out there.
 * 1996 - Des Barnes meets his girlfriend's sulky teenage daughter Becky Palmer (First appearance of the character).
 * 2002 - Richard Hillman kills his estranged wife Patricia. Final appearance of Nurse Molly Hardcastle.
 * 2005 - Mel Hutchwright cons the book club into parting with £200 each to finance the publishing of his latest book, The Canary's Last Song.
 * 2007 - Claire Peacock is rescued from her burning house but the residents think baby Freddie has died in the inferno, not realising that he has been abducted by Casey Carswell.

Real world

 * 1920 - Betty Driver (Betty Williams) born.
 * 1922 - Elizabeth Bradley (Maud Grimes) born.
 * 1968 - The Independent Television Service for Wales and the West, an interim service between the demise of Television Wales and the West and the start of HTV broadcasts for the last time. Episode 774 was the last episode of Coronation Street to be shown by the station on 15th May.
 * 1972 - Tina Hobley (Samantha Failsworth) born.

Episodes
Episodes were broadcast on 20th May on the following years:


 * 1960s - 1963, 1964, 1968
 * 1970s - 1970, 1974
 * 1980s - 1981, 1985, 1987
 * 1990s - 1991, 1992, 1994, 1996, 1998
 * 2000s - 2001, 2002, 2005, 2007, 2009