Tim hopes for a big commission when he helps a wealthy weekend cowboy look for his dream ranch, while Amy's stuck teaching his trophy wife how to ride.

Amy tries to fulfill Mallory's dream of being a show jumper but discovers that it's Georgie who has the natural talent.

Janice brings Cisco Kid (and her emotional baggage over Tim) to Heartland for Amy to figure out why Cisco's lost that winning feeling.

Jeremy forces Amy to make a tough decision about Phoenix when his horse, Buckingham, sustains a serious injury that threatens his jumping career.

When a local horse show is cancelled Lou saves the day for Georgie and Mallory by stepping up to host it at Heartland. Amy trains Georgie to take on an entitled little brat from school named Olivia, while Mallory's not-so-secret crush on her coach, Jeremy, heightens. Meanwhile, Peter pressures Lou to fire Caleb as Ty tries to convince Caleb to apologize for 'the punch'. And Jack grooms his lawn to perfection - just in time to have it turned into a parking lot for the horse show. But just when everything is going smoothly, tragedy strikes.

Ty's future as a vet is in serious jeopardy when he's blamed for a shocking fatality at Scott's clinic. Amy is determined to help Ty get to the bottom of what really happened at the clinic in order to save his career. Meanwhile, Lou has to put an end to all of Caleb's unsolicited and unwanted help and inappropriate attention toward her domestic needs. And Georgie gets in tune with her musical side in order to score a coveted gift from Lou and Jack.

To clear his own name, Ty searches for damning evidence to prove Jeremy was behind Buckingham's death. Meanwhile, Amy attempts to find a way to get Spartan to face his extreme fear of the jumping pen - his life depends on it. Lou and Peter's romantic weekend at the Dude Ranch is interrupted by a surprise visitor... Peter's ex-wife, Eden. And against Tim's advice, Mallory turns to the internet to find romance for Jack.

Amy teams up with the RCMP to help a rider and his horse become one. Yet the Constable has a problem that he needs to overcome before he can conquer his life long dream.

After returning from a visit to Moosejaw, Tim suddenly decides that his faithful, older ranch/cattle horse isn't enough for him anymore, and he buys a new beautiful, young cutting horse - Smoke 'N Mirrors. He convinces Amy to help train them in hopes of rejoining the rodeo lifestyle, but Amy soon realizes that the young horse might be too much horse for Tim to handle. Jack tries to figure out what happened during Tim's trip that spurred his mid-life crisis. Lisa's ex-husband, Dan, rocks-the-boat at Heartland when he stops by to pay Amy, informs Tim and Jack that he's expanding his business to include high-end rodeo and cattle/ranch horses, which further fuels Tim's obsession with reliving his younger days, then tries to sow doubt about Lisa and Jack's future together. Georgie hopes to audition for a trick riding team, and attempts to teach herself a potentially dangerous new trick, resulting in her instructor expelling her from her class.

Georgie's school project puts her into contact with her only living relative which could alter her life at Heartland. Amy is recruited by Caleb to train a bulldogging horse he wants to sell to Casey. Ty breaks the news to Caleb that he wants out of their business partnership.

Amy discovers that Peter declined a lucrative job offer that would've moved his work closer to home. Georgie, overwhelmed with responsibility, asks her friend to help exercise Phoenix. Ty finds out Caleb partnered with Jesse Stanton.

Ty and Amy decide to have a weekend alone in Montana when they find a hitchhiker. Back at the ranch, Lou confronts Peter about the job offer and why he turned it down. Meanwhile, Georgie volunteers at the vet clinic.

In order to give Amy and Ty the wedding they really want, Lou struggles to deal with a slew of last minute hurdles.

Ty celebrates graduating as he and Amy diagnose a difficult patient. Lou struggles with being a good parent through the separation and impending divorce from Peter.

Amy helps a Medieval jouster who was badly injured during a competition regain his confidence so he can compete again.

When Jade thinks about accepting a shady sponsorship deal, Tim asks for Amy and Georgie's help to talk her out of it.

Amy teams up with Cass to find a solution when Janice asks for Amy's help with her racehorse. The return of Janice forces Tim to reevaluate his current relationship.

Georgie's school project on Val Stanton inspires her to take a risk with Adam.

While trying to help Cass learn to handle a spirited horse, Amy discovers there is more riding on their success than she initially realized.

Tim's team-building mounted orienteering event turns competitive. Amy and Cass have a falling out over Ty's partnership at the clinic but a close call forces them to reconcile. Lisa's uppity Aunt Evelyn visits.

Georgie struggles with a new horse riding challenge. Caleb returns from the rodeo circuit. Jack navigates back-to-school prep. Tim attends a pregnancy clinic with Amy. Cassandra thinks Caleb is cheating on her. Jade sees a new side of Clay.

Amy struggles with the feeling that something is not right with Ty when she and Jack strive to help Ghost, a wild horse linked with Ty's past. Georgie goes on a fun date with Clay's cousin. Tim steps up when Jade's plans fall through.

With Caleb and Cassandra's wedding as well as the birth of Amy and Ty's baby on the horizon, everyone is rushing to make sure both events go down without a hitch.

The accidental death of Georgie's real parents comes to a head when her brother sends her a newspaper article.

Georgie has a difficult decision to make regarding her equine skills. New parents Amy and Ty try to maintain a social life. Mitch confides in Jack about his move to Calgary. A new competitor shows up Jade at practice.

Amy is asked to spend time at an art retreat to work with an artist's allegedly traumatized horse.

Amy teams up with Cass to find a solution when Janice asks for Amy's help with her racehorse. The return of Janice forces Tim to reevaluate his current relationship.

After returning from a visit to Moosejaw, Tim suddenly decides that his faithful, older ranch/cattle horse isn't enough for him anymore, and he buys a new beautiful, young cutting horse - Smoke 'N Mirrors. He convinces Amy to help train them in hopes of rejoining the rodeo lifestyle, but Amy soon realizes that the young horse might be too much horse for Tim to handle. Jack tries to figure out what happened during Tim's trip that spurred his mid-life crisis. Lisa's ex-husband, Dan, rocks-the-boat at Heartland when he stops by to pay Amy, informs Tim and Jack that he's expanding his business to include high-end rodeo and cattle/ranch horses, which further fuels Tim's obsession with reliving his younger days, then tries to sow doubt about Lisa and Jack's future together. Georgie hopes to audition for a trick riding team, and attempts to teach herself a potentially dangerous new trick, resulting in her instructor expelling her from her class.

Tim's team-building mounted orienteering event turns competitive. Amy and Cass have a falling out over Ty's partnership at the clinic but a close call forces them to reconcile. Lisa's uppity Aunt Evelyn visits.

When Jade thinks about accepting a shady sponsorship deal, Tim asks for Amy and Georgie's help to talk her out of it.

Amy helps a Medieval jouster who was badly injured during a competition regain his confidence so he can compete again.

Georgie has a difficult decision to make regarding her equine skills. New parents Amy and Ty try to maintain a social life. Mitch confides in Jack about his move to Calgary. A new competitor shows up Jade at practice.

The accidental death of Georgie's real parents comes to a head when her brother sends her a newspaper article.

With Caleb and Cassandra's wedding as well as the birth of Amy and Ty's baby on the horizon, everyone is rushing to make sure both events go down without a hitch.