Ok, having established that a lot of you need serious help when it comes to your musical tastes, I've decided to add a bit of structure to these lessons. Last time out was just an introduction really, with a catchy tune to get you in the mood. It's like the first day back at school, when the teacher makes the lesson fun by letting the kids tell stories about what they did in their summer holidays.

Well now it's time to get down to some serious learning. Today's lesson covers the...