Kathleen Layman

When one of the barns erupts into flames Jack is badly injured getting the horses to safety. Mallory is devastated and Lou and Amy are drawn together, terrified that they might lose their grandfather. When it starts to look like arson was the cause of the fire, Ty and Scott join forces with Tim Fleming to find the likely suspect and in the process Jack finally offers Tim the olive branch of friendship. Also available on VUDU

In the middle of a heat wave, a cattle truck loaded with thirsty and overheated horses pulls into Heartland. Ty can hardly believe his eyes when the driver turns out to be his dad. Everyone works to save the horses.

Terribly burned and injured in a highly publicized stable fire, a famous racehorse is sent to Heartland to see if it can be rehabilitated.

The spring cattle drive is a much-anticipated event, and Lou makes it her mission to hustle everyone out of the house at the crack of dawn. But she has a hidden agenda -- a secret, all-day date with Scott.