Quarantine

S3, E13: When Kit's horse, Daisy, comes down with Strangles while at Heartland, the stables are put under quarantine. Kit refuses to leave Daisy's side. Amy is furious when she finds out that Kit brought Daisy to Heartland almost straight from a rodeo where many other horses had contracted Strangles. When Pegasus catches the disease, it brings mixed feelings for Amy and Tim. Meanwhile, Mallory is trying to convince Jack to drive her to an Art Museum event where she hopes to bump into her former friend, Badger.