// Sainsbury's will start stocking Little Mistress online and in selected stores later this year // The move comes a month after Sosandar signed a new wholesale partnership with the supermarket Sainsbury's is set to begin stocking Little Mistress online and in selected stores later this year, Drapers reports. The new deal will expand the third-party partnerships of the women's fashion retailer, which is already stocked across a variety of major retailers including John Lewis, M&S, Next, JD Williams, Matalan and Asos.