Divorce Horse

S2, E12: Lou has her hands full when Mackenzie Hutton, one of the corporate cowgirls, decides to have her wedding at Heartland. Bad timing, considering Lisa has just arrived with a cursed horse for Amy to treat. The beautiful Andalusian named Diva Girl, has been returned to Lisa by multiple owners claiming the horse caused their divorce. While Amy is busy treating her new client, Lisa turns her attention to Lou, determined to help her plan the wedding.