After four weeks of auditions, the show goes live and the final nine acts take to the stage for the challenge shows. Every week, each of the dancers is set a challenge that must be tackled with their dance captain to create an unforgettable performance. For the first time, the power is in the hands of the viewers; they vote to decide who stays in the competition. For the three dance captains - Cheryl, Matthew Morrison and Oti Mabuse - the pressure really is on, as they each mentor their three chosen acts through the live challenge shows

Among the contestants this week are best friends Harry and Eleiyah, an 80-year-old ballet dancer and a little girl whose father is losing his sight who wins the hearts of everyone.

"Dad Dancing" will be taken to new heights by one of the acts as the auditions for the dance contest continue. Three superstar dance captains will be watching the dancers every move, but it is the audience who will vote to open the mirror.

It is the last of the auditions - followed by the call-backs, where each of the dance captains must choose three acts to captain through the live challenge shows.

The competition continues as the remaining eight acts take to the stage for another live challenge show, competing to win £50,000, a chance to dance on Strictly Come Dancing and be The Greatest Dancer. The dancers are set their last challenge which they must tackle with their Dance Captain to create an unforgettable performance. The power is in the hands of the viewers at home as they vote to decide who makes it to the final.

The four finalists take to the stage one last time, competing to win £50,000 and a chance to dance on Strictly Come Dancing.

The competition continues as the remaining eight acts take to the stage for another live challenge show, competing to win £50,000 and to become The Greatest Dancer.

The auditions continue, with the audience holding the power.

This week's auditions feature acts showing off all styles of dance, from ballet to Afrobeats, street to ballroom and contemporary to tap, as they give the performances of their lives in the hope of opening the mirror. Expect dramatic auditions, outstanding talent and jaw-dropping surprises.

It's the final week of auditions, followed by the callbacks where the Dance Captains each pick two more contestants to complete the teams they will take through to next week's live show.

It's the final, with the last four acts going head to head to become the Greatest Dancer, including performing very special duets with their Dance Captains.

The competition continues as the remaining ten acts take to the stage for another of our live challenge shows. This week they must master a whole new challenge, and for tonight’s theme we open the Props Box, where the objects they must handle range from ladders and canes to a chessboard.

The spectacular live shows continue, with the eight remaining acts dancing for your votes.

Alesha Dixon and Jordan Banjo host the opening edition of the dance contest. The three dance captains are on hand to help the competitors, but it is the studio audience who decide who makes it through to the next round.

The dance talent show kicks off with the auditions, where the audience holds the power. New dance captain Todrick Hall joins Cheryl, Matthew Morrison and Oti Mabuse.

It’s the semi-final, with the six remaining acts all hoping to make it to next week’s final, and for the first time the Dance Captains decide the challenges for their acts.

The Greatest Dancer goes live for the very first time this series, as the final 12 acts dance on stage for the viewers' votes. The Dance Captains begin the live shows with three acts each, as they hope to guide them all the way to the final, to become The Greatest Dancer, win £50,000 and perform on Strictly Come Dancing. For their routines each act is given a specific challenge that they must include in their performance. This week’s theme is Best of British, so the acts tackle routines representing everything from afternoon tea to Peaky Blinders. Just as in the auditions, the live studio audience still vote if they like the performances or not, however it’s all down to the viewers at home to decide who will dance again next week, as only their votes will determine which ten acts make it through, and which two acts are going straight home. All this, plus the incredible street dance crew Diversity, including host Jordan Banjo, will be performing a unique routine.

The remaining seven acts take on the theme of dance fusion, all hoping to make it through to next week's semi-final.