Eye-catching artwork, rhyming text, and die-cut pages in the shapes of traditional Halloween costumes make this the perfect Halloween treat! ON HALLOWEEN NIGHT, WHAT DOES LEROY DOOO? HE JUMPS ON A GHOST WHO HISSES...BOOO! Rhyming text and bold, luminous artwork by Lark Carrier bring to life a Halloween night of OOOHS, BOOOS, SHOOOS, and HOOOS as Leroy the dog uncovers the real identities of his trick-or-treating pals. Kids can turn the brightly colored, die-cut pages to transform a witch into a girl, a black cat into a boy, and many more. Happy Halloween, Leroy!