​The term disc jockey wasn't coined until the 1930's. The World's first DJ dance party was thrown by Jimmy Savile in 1943, who played jazz records for his guests. A few years later, Savile became the first man to use turntables to keep the music in continuous play. The first discoteque opened in Paris, Whiskey A Go-Go, in 1947.

The track is now the longest-running UK chart-topper since Rihanna's Umbrella, which racked up an unbroken 10-week run at the summit in 2007.
One Dance sold just shy of 85,000 combined chart sales, made up of 23,000 sales and 6.15 million streams.
This week's highest new entry goes to Clean Bandit and Louisa Johnson's new single Tears, which dropped in at number six.
The track gives last year's X Factor winner a second top 10, following her number nine peak with the winner's single Forever Young.
US singer-songwriter Gnash enters the top 10 for the first time with I Hate You, I Love You, up four spots to number eight.
There are two more big climbers: Cheat Codes and Kris Kross Amsterdam's Sex - a reworking of Salt-N-Pepa's Let's Talk About Sex - which lifts six places to number 14; and Pink's Just Like Fire jumped 14 spots to 22.

_Live music is due to be performed on 40 bridges around the UK for the second annual BBC Music Day.
Choristers Only Men Aloud launched events at 06:50, singing with Amy Wadge - who was on top of the Severn Bridge.
Jack Savoretti performed on London's Tower Bridge, while Middlesbrough's Tees Transporter Bridge featured live music throughout the day.
Music Day culminates with a concert at Cornwall's Eden Project, starring Duran Duran, Nile Rodgers and Laura Mvula.