The Count helps Elmo keep an eye on the clock in preparation for jammie time. Elmo welcomes Olivia Wilde for a game of "Teddy Bear Dress Up." Musical guest Sara Bareilles brings out two of her besties (Mona Tavakoli and Choska Potter) -- plus an extra special Sesame Street friend -- to help her perform her very own version of "Twinkle Twinkle Little Star."
