An interactive board book adaptation of the beloved Dr. Seuss classic—featuring 12 different sounds! A perfect gift for little ones' birthdays and beyond! Introduce children to the world of Dr. Seuss with this super simple interactive adaptation of Happy Birthday to You! that's just right for babies and toddlers. From a blast on the Birthday Horn to the fluttering flap-flap of the Great Birthday Bird to Zummers who zum and Dr. Derring's Singing Herrings, the twelve sounds featured in the story bring to life the ultimate birthday celebration and remind children to celebrate THEMSELVES every day of the year! This book includes colorful sound buttons, a handy on/off switch, and batteries that can be easily replaced.