Discover the original bone-chilling adventures that made Goosebumps one of the best-selling children's book series of all time! Carly Beth thinks she's found the best Halloween mask ever. With its yellow-green skin and long animal fangs the mask terrifies the entire neighbourhood. Before long, it has a surprising effect on Carly Beth too. She tries to take it off... but it won't budge! Halloween is almost over, but fright night is just beginning. Now with all-new bonus materials!