 They included the title role of the hit Gaiety musical, "Our Miss Gibbs" (1909), with Millar introducing the songs "Moonstruck", "Yorkshire", and "Our farm", all written for her by Monckton.Monckton and Millar then moved to Edwardes' newest theatre, the Adelphi, where she played the title role, Prudence Pym, in another international hit, "The Quaker Girl" (1910).In this, she popularised the songs "The Quaker Girl", "The Little Grey Bonnet", and "Tony from America".