How to be Happy: What is happiness?
Next Monday is known as Blue Monday, the most depressing day of the year, so all this week, we're prepping you all and we're going to teach everyone how to be a little happier.
Nik and Eva Speakman will be here every day along with some inspirational guests with one aim: to make the nation happier.
Today we're joined by happiness expert Prof Paul Dolan, who will be taking a look at what happiness is and how to create it.
Nik and Eva are going to explain the Happiness Cake, and some basic steps we can all take TODAY to be more content.
And later in the show we will be finding out what makes the nation happy in our interactive Happiness Map - don't forget to #HappyMap!
Plus, below some famous faces tell us what happiness means to them.