The Fisher Price Sesame Street Elmo's Sing Along Greatest Hits toy is a musical toy featuring the beloved character Elmo from the Sesame Street television show. Produced by Fisher Price/Mattel in 2004, this toy is designed for children aged 18 months and up, making it suitable for preschoolers and young children. With a microphone that may or may not work, this interactive toy encourages children to sing along to popular Sesame Street songs, providing hours of fun and entertainment. Made in China, this toy brings the joy of music and play to young children who love the character of Elmo.