Lou sends an uncured horse back to its owner, which causes friction with Amy. Ty builds Amy a jumping ring and Jack decides to keep Ty on at Heartland.

Lou decides to make a promotional video for Heartland. Ty's new job at Briar Ridge isn't going as planned. Scott gets Amy to help with a wild pony.

The pressure is on when a famous race horse, Gallant Prince, is sent to Heartland to see if it can be rehabilitated.

Disaster strikes when the barn erupts into flames and Jack's badly hurt getting the horses to safety.

Amy finds herself working with the enemy when Ashley asks for her help. Amy's also preparing Spartan for the Fall Finale while Lou decides what to do about a job offer in New York.

It's been four months since Ty's sudden and unexplained departure, and Amy has moved on and become used to working with Caleb Odell, Heartland's new stable hand. With Amy's 16th birthday just days away, Lou is busy planning a surprise birthday party for her sister.

When Tim gives Amy a beautiful Grand Prix jumper for her birthday, she's forced to make a difficult choice between a career in show jumping and her work at Heartland.

Lou is forced to reconsider her choice to live and work at Heartland when her former New York colleagues arrive for a weekend equine retreat. Amy is unsure whether she can trust Ty.

When Amy's teacher brings a horse named Boxer to Heartland, Amy learns a valuable lesson about fathers and daughters. Ty and Kit seem to be blissfully happy together. Lou catches Constable Rodriguez with another woman.

Lisa meddles in Lou's business and personal life with disastrous results. Lisa brings a "cursed" horse for Amy to treat. The beautiful Andalusian named Diva Girl has been returned to Lisa by multiple owners.

Ty and Amy are finally forced to deal with their feelings for each other after a snowstorm strands them at Jack’s fishing cabin in the mountains.

Amy tries to pretend that nothing has changed when Ty returns to Heartland with a surprise guest.

When an unspoken attraction re-surfaces, Amy discovers that honesty might be the best policy, but it certainly isn't the easiest one.

It’s a week before Christmas and holiday preparations are moving into high gear at Heartland. Lou’s new husband Peter may not be able to spend Christmas with her due to his father’s illness. Amy, Ty, Jack and Tim head out on a rescue mission when an anonymous call is received about starving, abandoned horses trapped in an avalanche. And Caleb and Ashley discover you don’t need expensive gifts to have the perfect Christmas.

While a dangerous bear lurks near Heartland, Ty and Amy are back from their honeymoon and adding on the loft, Georgie is trying to be able to handle what is going on with Lou and Peter. Amy and Georgie find a hurt horse.

Amy and Ty care for a wild mare and her foal, which provides a solution to their parenting problems.

Amy and Ty plan a romantic trip to Pike River, but Jack tags along to visit an old friend.

The family searches for ways to cope with its grief after getting devastating news.

After another Miracle Girl moment, Amy reconsiders her role at the Youth Centre. Jack misses Lisa, especially after Tim and Jessica are forced to move into the house.