Members of the public are given one last chance to prove their worth as entertainers in the final round of auditions. As always, Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams are on hand to appraise their performances, but once this st... (more)age of the contest is completed, the judges must then move on to the much more demanding process of whittling down this year's crop of contestants for the live shows. Ant and Dec host proceedings, introducing the contenders and taking viewers backstage ahead of the nail-biting performances