The remaining celebrities perform a dance they have not previously performed from the past six weeks.
Season 4 Episode 13 of Strictly Come Dancing resulted in a 0.00 rating in the 18-49 demographic.
s04e01 - Series 4, Week One
s04e02 - Series 4, Week One Result
s04e03 - Series 4, Week Two
s04e04 - Series 4, Week Two Result
s04e05 - Series 4, Week Three
s04e06 - Series 4, Week Three Result
s04e07 - Series 4, Week Four
s04e08 - Series 4, Week 4 Result
s04e09 - Series 4, Week 5
s04e10 - Series 4, Week 5 Result
s04e11 - Series 4, Week 6
s04e12 - Series 4, Week 6 Result
s04e13 - Series 4, Week 7
s04e14 - Series 4, Week 7 Result
s04e15 - Series 4, Week 8
s04e16 - Series 4, Week 8 Result
s04e17 - Series 4, Week 9
s04e18 - Series 4, Week 9 Result
s04e19 - Series 4, Week 10
s04e20 - Series 4, Week 10 Result
s04e21 - Series 4, Week 11
s04e22 - Series 4, Week 11 Result
s04e23 - Series 4 Final Part One
s04e24 - Series 4 Final Part Two
The show pairs a number of celebrities with professional ballroom dancers who each week compete against each other to impress a panel of judges and the viewing public in order to survive potential elimination. Through telephone voting, viewers vote for whom they would like to stay, the results of the poll being combined with the ranking of the panel of judges.
The show is broadcast live on BBC One on Saturday evenings, and is presented by Bruce Forsyth and Tess Daly. The judging panel consists mainly of Bruno Tonioli, Len Goodman and Craig Revel Horwood.