After a short delay following the passing of Her Majesty Queen Elizabeth II, the 20th series of Strictly Come Dancing is set to begin. The first live episode was initially scheduled to be broadcast on Saturday, September 17 - but was postponed due to the nation’s period of mourning. After much anticipation, the BBC dance competition is finally set to kick off tonight featuring a line-up of exciting celebrities, such as Kym Marsh and Will Mellor, as well as their official dance partners. Exciting revelations ahead of tonight’s opening live show are the songs and routines each couple will be performing. The following are the songs and ballroom dance routines each of the 15 couples will be performing in tonight’s episode: An episode of Strictly Come Dancing will be broadcast live every weekend on BBC One. The first live show, on Saturday, September 24, runs from 6.45pm until 9pm. To catch-up on previous episodes or series, you can watch on demand via BBC iPlayer.