Hard to know whether to pity or praise Norwich Union's (NU) long suffering staff. But spare a thought for the 400 employees at NU's Bishopsbriggs call centre.

In an effort to push agents to sell ever more products, the company offered winners of a staff competition a trip in a custom-built limousine (is that called a bus? Ed.) and the chance to be photographed with Christina Aguilera.

But no, pop fans, before excitement overtakes you, this wasn't the pop diva herself, but a celebrity look-a-like. Why does the word ‘Dirrty' spring to mind?