This Way Up for Saturday 17 May 2008 This Way Up

Why do tennis players grunt? Sports trivia at its finest.

Which dog breeds are the most popular in New Zealand - you might be surprised.

We continue the adaptation of Bee Wilson's book on the history of food fraud.

We continue our hunt for the meaning of moleskin - today traditional molecatcher Brian Alderton tells us more about this very secret society.

We've been flooded with emails so chicken expert Darcy Philp answers some of your questions.

But in Bullfighting? Toreador en garde!

Peter Griffin's back with i-Phone killers, plus get a guided tour of the solar system with Microsoft's Worldwide Telescope.

This Way Up for Saturday 17 May 2008