Call centre boss motivates staff with sing-alongs
4 June 2013 Last updated at 11:33 BST
A call centre manager in Wales has developed a unique approach to keeping his staff motivated.
Nev Wilshire believes "only happy people sell" and keeps his workers motivated with activities such as mass sing-alongs.
The company in Swansea is now the subject of a BBC Three documentary, The Call Centre.
Nev Wilshire spoke to BBC Breakfast and denied being inspired by The Office character David Brent.