Mary Poppins Returns development hell since the release of the 1964 film. Walt Disney attempted to produce a sequel a year subsequent to the film's release, but was rejected by author P. L. Travers, who had openly dismissed Disney's film adaptation. In the late 1980s, then-chairman of Walt Disney Studios Jeffrey Katzenberg and vice-president of live-action production Martin Kaplan approached Travers with the idea of a sequel set years after the first film, with the Banks children now as adults and an older Mary Poppins with Julie Andrews reprising the role. Travers again rejected the proposed concept with the exception of Andrews' return.
Mary Poppins Opens the Door at the same location where Dick Van Dyke's character, Bert, did his artwork in the original movie. Andrews (as herself) greets the children and takes them into the chalk drawing where they watch the tale of a cat (Tracey Ullman) that challenges a king (David Ogden Stiers) to a trivia contest. If the cat wins, the king must give up his obsession with facts and figures and reconnect with his queen. Back in the real world—where she, like Poppins, denies that she has been away—Andrews and the cat face each other as the shadow of Mary Poppins is framed by