Mollie King

The competition reaches the semi-final stage. Three months of training has come down to this as the remaining five couples perform not once, but twice to impress both the judges and viewers in a bid to make it to the strictly grand final.

Tess Daly and Claudia Winkleman host as the competition intensifies and takes its toll on the 13 remaining couples, who perform routines they hope will impress both judges and viewers.

The celebrities take to the floor for their first group dance, and there is a very special group routine as everyone on Strictly pays tribute to Sir Bruce Forsyth.

All 15 couples have only had a week to learn and perfect their second dance, and each needs to impress the judges. Who will impress the judges and who will find themselves in the bottom two?

Tess Daly and Claudia Winkleman present from the Strictly ballroom as the remaining nine couples compete to lift the highly coveted Glitter Ball trophy. Each couple will take to the floor in a bid to impress the judges.

For the weekend theme of musicals, the professional dancers perform a routine inspired by `Dreamgirls'. Tess Daly reveals the names of the couples who are through to the semi-finals, and two couples face each other in the dance off.