2. Money

Jon and Matt Forde look at our relationship with money - does it correlate to happiness and, if so, how much of the stuff do you need to be a happy grown up?

3. Children

In the final leg of his road trip, Jon considers the matter of parenthood and children - he's got to decide if he wants to make the ultimate commitment to being a grown up by becoming a dad... But equally importantly, has he got what it takes to make a good parent?