Adorable puppets stage their own musical under the watchful eye of mentor Julie Andrews in this original kids' series from the Jim Henson Company. Tyler Bunch, John Tartaglia, Stephanie D'Abruzzo, John Kennedy, Dorien Davies, Giullian Yao Gioiello, Julie Andrews, Jennifer Barnhart, Frankie Cordero, Stephanie DAbruzzo Added on Netflix 2018-09-15.