Includes: Elmo feature plush. Stomp and Sing Along with Elmo: The Sesame Street Dino Stomp Elmo plush doll plays If You are Happy and You Know It, and prompts kids to sing and dance like a dinosaur along with him. Music, Motion, and Phrases: Press Elmo s hand to activate the music and dance moves! Elmo s arms move, his body sways, and he stomps his feet. Press his hand again to hear Elmo tell a silly joke.