Coronation Street spoilers follow.Coronation Street's new era at the flower shop gets off to a terrible start next week – as Tracy Barlow could live to regret letting Mary Taylor go.After losing her job at the florist to Amy, Mary is thrilled to see the business struggling without her.Related: Exclusive – Coronation Street confirms new battles for Carla and LeanneCurious Mary calls in at Preston's Petals and is secretly delighted to see Tracy and Amy at each other's throats.