The Greatest Dancer's live semi-final kicked off in style on Saturday night. And judge Cheryl showed off her eccentric sense of style as she stepped out on stage for the BBC One live show. The singer, 35, looked striking as she stepped out in a white blazer dress which had a plunging neckline and showed off her slender legs. The Greatest Dancer semi-final: Cheryl showed off her eccentric sense of style in a white blazer dress as Oti Mabuse broke down in tears over KLA's performance on Saturday night Meanwhile fellow judge Oti Mabuse broke down in tears over her group KLA's performance which saw the group of girls perform with props for the first time. The Strictly Come Dancing pro, 28, began crying as she gave her critique to the dance troupe after their performance, as she said: 'I know how hard it is, and I know how hard they worked.' As she began to cry she said 'sorry', before she continued candidly: 'I get so nervous when KLA dances, they get overwhelmed by everyone. 'They cant do splits, they can't stand on their heads and jumping like everyone else does but they dance and deliver Latin and dance.' Emotional: Meanwhile fellow judge Oti Mabuse broke down in tears over her group KLA's performance which saw the group of girls perform with props for the first time As she continued to shed tears over the group, she concluded: 'You push yourselves, you used the umbrellas, I love you, never forget that! I love you very much.' While Matthew Morrison admitted it wasn't his favourite performance from them, he added: 'It wasgreat seeing htem use props, and also seeing you try things that we've never seen from you guys.' 'It's all stuff we've never seen you do before, and in that sense you are competetly fearless!' Cheryl then went on, as she added: 'Girls I thought your choreography has gotten better, and better, and better each week, you really do take risks with your choreography, your lifts and your spins. some of those things I wouldn'y be able to be brave enough to do.' Ahead of the final, Cheryl looked amazing in black and white sports gear as she practised with Pasha Kovalev and rehearsed a group routine with the Strictly pros. The group performance will feature in a dramatic live semi-final which will see Cheryl once again take to the stage with coaches Oti Mabuse and Matthew Morrison, ahead of the remaining six acts battling it out for a place in the final. Cheryl exclusively told MailOnline that she was thrilled to be paired with Pasha for his final Strictly dance, saying: 'It was very exciting, I've always loved Latin dance and when I found out Pasha was my partner I couldn't have been happier.' Hard at work: Ahead of the final, Cheryl looked amazing in black and white sports gear as she practised with Pasha Kovalev and the Strictly Come Dancing pros for a group dance rehearsal And while she admitted her favourite Strictly pro would always be Oti, Cheryl also admitted she was nervous about the lifting elements of the dance. 'The routine is very exciting because it uses so many different areas of The Greatest Dancer studio and we all have different styles in the performance,' she explained. 'There's always an element of nerves when you're rehearsing and being lifted by someone else as you have to trust them entirely, but with the Strictly pro's it definitely felt a lot easier.' Cheryl will be led by Pasha in one element of the routine, in what will be his last TV performance with the Strictly pros after announcing earlier this week that he is quitting the show. Dynamic duo: The stunning songstress looked amazing in black and white sports gear as she practiced with pro Pasha, on what will be his last dance with the Strictly cast Pasha has been part of Strictly for eight years, and won the show in 2014 [incidentally with Caroline]. He also met now-girlfriend Rachel Riley on the show in 2013. The Strictly Twitter account announced the news that he was leaving on Wednesday, posting: 'Sadly after eight incredible series, the brilliant @PashaKovalev has decided to leave #Strictly. 'Pasha, from all of us, thank you for your amazing choreography and routines over the years. You’ll be sorely missed! 'Pasha is an incredibly talented and dedicated dancer who is much loved by his Strictly family and viewers and will be hugely missed. Sensational: Cheryl will also be performing elements of her routine with Graziano Di Prima 'Since joining the show in 2011, he has competed in eight series, made it to four finals and was crowned champion with Caroline Flack in 2014. 'We would like to thank him for everything he has contributed to the show over the years and wish him the very best for the future.' Since then it has been reported that the pros are fearing they could be axed by producers in a so-called mass cull, as sources tell The Sun none of them saw Pasha's departure coming. The source claimed: 'Pasha's surprise departure means a lot of the professionals are really worried. 'The dancers are wondering if the new show boss is going to start a mass cull and replace a lot of the current pros. They are messaging each other frantically as they try to work out what the plans are. 'Nobody saw Pasha leaving and the rumour mill has gone into overdrive, with everyone saying a few other names are going to be chopped — or at least announce it was their choice to leave the programme.' Shock announcement: Pasha has been part of Strictly for eight years, and won the show in 2014 with Caroline FlackAll rights reserved for this news site dailymail and under his responsibility