A 30-truck charity hay convoy delivers supplies to drought-stricken King Island, Harrison Hooper tackles his toughest challenge yet, & Irish trucker Liam O'Connor braves the harshest conditions.

After a heartfelt memorial for his late father, Yogi embarks on a 5 day journey across Australia, Mel Michelsen tackles a tight deadline & Mike & Vinnie continue their journey toward Hall's Creek.