TEXT: "This image released by HBO shows the cast of the popular children's show ""Sesame Street."" Big Bird, Elmo and stars of ""Sesame Street"" are leaving their quiet neighborhood and hitting the road. The non-profit Sesame Workshop said Tuesday a selection of Muppets will embark on a 10-city trip to celebrate the show's 50th anniversary campaign with free park festivals, live performances and kid-friendly activities."