Professor Iris, the intelligent ibis with the over-sized bow ties, provides enthusiastic lessons for a class that includes a falsetto-voiced piano, a plant, and a skeleton fresh from a closet. Iris, The Happy Professor or (Professor Iris, as it was called in the United States , where it aired on TLC as part of Ready Set Learn) was a Canadian-produced television puppet show that...电视剧《快乐教授艾瑞斯》都有哪些演员参演?