Jo Frost is a modern-day Mary Poppins on this ABC show
[DOC] [TLE] As 'Supernanny' celebrates 100 episodes, Jo Frost dishes on TV as ... [PAR] Mar 12, 2010 ... Our favorite modern-day Mary Poppins, Jo Frost, is celebrating the 100th episode of Supernanny, airing on ABC tonight at 9 p.m EST.