Being responsible means you are a good helper. Learn with Grover and the rest of your friends on Sesame Street how you can help at home and in your community. How are you a good helper? About the Sesame Street ® Character Guides series: Elmo, Abby, Big Bird, and their Sesame Street friends join this positive introduction to character traits and social and emotional wellness. Hands-on activities help kids model each topic, while simple text and a colorful design keep things engaging and fun.