The nation's favourite singing show continues this weekend as the remaining contestants take to the stage to perform live for the judges and audience at home, all in the hope of sealing their place in the competition for another week.Dermot O'Leary leads the proceedings, while judges and mentors Louis Walsh, Sharon Osbourne, Nicole Scherzinger and Simon Cowell take their seats behind the judges' desk to battle it out with their contestants.Louis has the Groups, Nicole the Boys, Simon the Girls and Sharon the Overs, with drama and disagreements, conflict is sure to follow….Sunday's show will see the next heart-breaking elimination, as Dermot O'Leary, tells the remaining acts who is safe and who has scored the lowest number of votes. There will be a nail-biting sing-off before the next contestant leaves the competition.Throughout the Sunday live shows an outstanding line-up of guest stars will perform.