Mitchell brings 'her relentlessly innovative approach' to Say It With Flowers and takes the audience on a surreal and unexpected journey through a selection of celebrated American modernist Gertrude Stein's writing. Running time 45mins. This is a promenade performance, which may require the audience to stand and possibly move locations.Author Gertrude Stein (material by). Producer Hampstead Downstairs. Producer The Peter Wolff Trust. Director Katie Mitchell. Design Alex Eales. Lighting Jack Knowles.