Across the nation, sales assistants are finding out whether they have made the grade in the competition to find Britain's best mobile phone salesperson. Over six months, they have faced a series of challenges each designed to test their sales ability, their product knowledge and their industry insight. It is now time for the grand final.

At a top London hotel, the remaining 12 duke it out for the ultimate prize. But while 11 have made it through on their own merit, the judges have been undecided as to whom to award the last place to - Marc Davies of EE in Poole or Kiet Nguyen of Three in Lewisham. They have put this last place to public vote and both teams are desperate to get their man into the final, by whatever means necessary.

For Andy Gray, the final is an even more personal affair as he is missing an important family event to be there. Andy's nan passed away during the regional finals but he has vowed to go all the way in her memory, even missing her funeral to get there. Others must battle their own personal demons as the judges once again ruthlessly expose every gap in knowledge. There is no place for weakness in this penultimate episode. Show less