|Come and meet the new people in the neighborhood! Just around the corner lots of new friends have joined Sesame Street. There's Ruthie, owner of Finder's Keepers thrift shop, Celina, a dance instructor, and Lillian, director of the day care center. Since first airing in 1969, Sesame Street has been the most widely watched preschool television series in the world. Big Bird, Elmo, Bert and Ernie are just some of the household names that have educated and entertained millions of kids, and their parents, in 37 countries.