A brand new 'Who's In Your Book?' story from bestselling children's book author, and star of BBC's Strictly Come Dancing, Tom Fletcher.

WHOOSH! A unicorn has galloped right into your book - how exciting!But - oh dear! This Unicorn doesn't look very excited at all. In fact, he looks quite worried.

Can you help to cheer him up? This brilliant new story combines interactive fun with an important message about the power of friendship, and how helpful it can be to share your worries with others. Who's in Your Book? Interactive adventures for big imaginations.