the program live on television, the audience was now able to participate on multiple platforms in real-time. Performances The show is primarily concerned with identifying a potential pop star or star group, and singing talent, appearance, personality, stage presence and dance routines are all important elements of the contestants' performances. In the initial live shows, each act performs once in the first show in front of a studio audience and the judges, usually singing over a pre-recorded backing track. Dancers are also commonly featured. Acts occasionally accompany themselves on guitar or piano. Each live show has had a different theme; each contestant's song is chosen according to the theme. After each act has performed, the judges comment on their performance. Heated disagreements, usually involving judges defending their contestants against criticism, are a regular feature of the show. Once all the acts have appeared, the phone lines open and the viewing public vote on which act they want to keep. Once the number of contestants has been reduced to five (season 1), or six (season 2), each act would perform twice in the performances show. This continues until only three acts remain. These acts go on to appear in the grand final which decides the overall winner by public vote. Results Before the results are announced, the results show occasionally begins with a group performance from the remaining contestants. However, the song is pre-recorded and the contestants mime, due to problems with the number of microphones. The two acts polling the fewest votes are revealed. Both these acts perform again in a "final showdown", and the judges vote on which of the two to send home. They were able to pick new songs to perform in the "final showdown". "Double elimination" took place in some of the results shows, where the bottom three acts were revealed and the act with the fewest votes was automatically eliminated, and the two with the next fewest votes performed in the "final showdown" as normal. In season two, at the end of each result show, the rankings of the acts based on the public votes were announced. Ties are possible as there are four judges voting on which of the two to send home. In the event of a tie, the result goes to deadlock, and the act who finished last in the public vote is sent home. The actual number of votes cast for