The Bookaneers, a band of book and reading-loving pirates led by Tina Fey, comes to Sesame Street! They invite Elmo to become a Bookaneer, and together they look for the pirates' treasure, the library. Also featuring 'B is for Book' with Pharrell, Cookie Monster's Smart Cookie, and Elmo's Wold. Brought to you by the letter B and the number 1.