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.

An old girlfriend of Ty's shows up at Heartland and stirs up trouble. Lou is reunited with Sugarfoot, Mrs. Bell's miniature horse.

Clint brings two tough kids on probation to Heartland forcing Ty to deal with a part of his past he'd rather forget.

Amy and Ty spend the night in the "haunted" Hanley barn, trying to get to the bottom of a mystery.

A looming high school graduation and Spartan's near fatal bout with colic forces Amy to face where her future really lies.

Amy is bursting to ask Ty about the engagement ring, and why he hasn’t proposed yet, but a couple of “runaways” throw everything at Heartland into turmoil.

A trip to help out an old friend at a fishing camp doesn't go as planned, and a series of unexpected events elevate it into a life-changing weekend for the entire family.

Amy and Ty hold off telling the family their great news when they return from their trip to find everyone reeling from the devastating fire at Lou and Peter's home.

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