S3, E7: Ty's mom comes to reconnect with him. When Tim buys a racehorse from Lisa that she has given up on, he puts everything on the line, including Amy, to win big. But Lisa is angry when she finds out that Tim has convinced Amy to work with him after she said she couldn't help Lisa. Amy suggests foul play by Lisa's jockey and makes Lisa even more angry. Jack is stuck in the middle of Lisa and Amy's disagreement.