Strictly Come Dancing season 21 episode 23
Episode title: Week 12
It's the semi-final, with our couples performing twice in their bid to make it through to the grand final. It will be the most challenging week yet for our celebrities as they master two brand new routines, hoping to wow the judges and win your votes at home. The Glitterball Trophy is within touching distance for our remaining couples. No-one wants to lose their spot in next week’s final.
