BUS drivers, the staff of John Lewis and Education Secretary Alan Johnson are all set to burst into song in the first London-wide singalong.
Thousands of singers will take part in 10 days of events at venues ranging from the Tate boat to libraries and the No 73 and No 38 bus routes.
David and Carrie Grant from BBC's Fame Academy will give a bluffer's guide to the most vocally challenged at the Dana Centre at the Science Museum.
Gareth Malone from another TV series, The Choir, will lead renditions of songs about the capital at the Museum of London.There will also be singing tours of the National Gallery, with performances of appropriate songs in front of paintings, such as Madonna's Like A Virgin in front of Raphael's Madonna.
Soul singer Omar will give free lessons at the Jazz Caf.
Members of the English National Opera chorus will offer one-to- one lessons using songs from their forthcoming production of Broadway musical Kismet and hope to help everyone find their voice.
John Berry, the ENO's artistic director, said: …