In 1915, all three sisters appeared in a new production of The Blue Bird for Poli; Doris and Mary were given the starring roles of Mytyl and Tytyl. The siblings were subsequently invited to reprise their roles for a New York and road tour of the play, produced by the Shubert Brothers.
In 1915, all three sisters starred in a new production of "The Blue Bird" at Poli's theater; Doris and Mary took on the lead roles of Mytyl and Tytyl. They were then invited to perform the play again in New York and on tour, which was organized by the Shubert Brothers.