Shake a Leg - Sesame Street - Big Bird's Favorites Board Books Author:Constance Allen Okay, everybodee (as Grover would say), it’s time for some exercise. So shake a leg—and every other limb—to get warmed up for some fitness and fun. Toddlers will have a good giggle as the Sesame monsters try different routines to get in shape. And they can follow along and get a kid-sized workout—if they don’t fall down laughing instead!