Meet the Sing-along Crew They're your new singing buddies Lil' Rex, Big Pand and Uni-Queen want to share their love for music with the world. Lil' Rex is the loud and confident T-Rex who is a goofball at heart. Uni-Queen is the creative, natural-born leader. Big Pand is big and strong with an even bigger heart. Get singing with them with the built-in speaker. Sing along to the 2 preloaded songs and add some fun with the 2 sound effects The Sing-along crew come ready to go anywhere with their backpack straps and your cuddly friend will hold the mic with the secure mic holder. Get the crew together and let the fun begin.