The Dutch publishing rights to Tuomas Kyrö’s best-selling novel HAPPY DAYS OF THE GRUMP (Ilosia aikoja, Mielensäpahoittaja! WSOY, 2014) have been sold to Wereldbibliotheek (The Netherlands). Happy Days of the Grump has been topping the charts in Finland for the whole autumn and sold over 50 000 units to date. The film THE GRUMP, featuring for the first time the fascinating character of The Grump created by Kyrö, has already been seen by over 400 000 viewers.