Famous for lines like 'It is better to be feared than loved', Machiavelli's notorious book, The Prince, has been a manual for tyrants from Napoleon to Stalin. But how relevant is The Prince today, and who are the 21st century Machiavellians?

What would happen if Keith Lemon had permission to snoop around celebrities' homes? Find out as Through The Keyhole returns, with everyone's favourite strawberry-blonde presenter at the helm! Keith says: “When I was a young lad all I wanted to be when I grew up was the boyfriend of Patsy Kensit, Kylie Minogue, or Belinda Carlisle, be part of the A-Team, go back t' future or be the host of Through t' Key Whole. Well one of those dreams has come true! Not only am I the host of Keyhole, I'll be going round t' houses like Loyd Grossman but with better shoes. I honestly can't wait! I think this is what’s gonna meck Patsy go out with me! Oooosh!” It's fair to say, we can not wait!

A look back over the highs and lows experienced by the hundreds of entrepreneurs who have entered the Den over the last nine series, examining the key ingredients required for a successful pitch.

The Business Inspector is an observational documentary television series which aired on British terrestrial television station, Channel 5 in 2010. It is a spin-off from the popular British programme The Hotel Inspector. In each episode, businesswoman, entrepreneur, self-made millionaire Hilary Devey visited and aimed to transform struggling small businesses. Each week, Hilary tackled two ailing companies.

Budding entrepreneurs get three minutes to pitch their business ideas to five multi-millionaires willing to invest their own cash.

Fast-moving game show meets talk show, which sees Frank Skinner refereeing three celebrities each week as they compete to banish their top peeve or worst nightmare to the depths of Room 101.

This topical debate series based on Any Questions? typically features politicians from at least the three major political parties as well as other public figures who answer pre-selected questions put to them by a carefully selected audience.