<p>Andy Griffiths and Terry Denton are a creative partnership that began with <strong><em>Just Tricking!</em></strong> in 1997 and now extends to seven <strong>Just</strong> books and more than a million copies sold, the award-winning <strong><em>The Bad Book</em></strong>, the off-the-wall success of <strong><em>The Cat on the Mat is Flat</em></strong> and the bestselling <strong><em>The Very Bad Book</em></strong>. They are now published all over the world including the US where Andy's <strong>Bum</strong> books have made the <em>New York Times</em> bestseller lists.</p>