The S4C children's character Cyw, is back with the appearance of Hwyl Gyda Cyw a'i Ffrindiau (Sain). Signing sessions will be held at Plascrug Leisure Centre, Aberystwyth, between 4.00 and 5.30 pm on Thursday, 13 December, and in the Na-Nôg siop, Caernarfon, between 4.00 and 5.30 on Friday, 14 December.
The book is full of stories, quizzes, games, stickers and a DVD with some of Cyw's favourite songs.