 She subsequently proceeded to Ostend, and at a concert there, Moritz Moszkowski being present, she played this master's "Serenade," at which the composer and pianist were the recipients of an ovation.From Ostend, she went to Baden-Baden, making occasional visits to the Villa Guaita, where she met the Princess of Baden-Baden.In Paris, Douste formed a friendship with nearly all the musical celebrities of the time.