Episode 10 (S03E10)

Molly is thrilled about Archie and Lexie's engagement, but Hector warns that their marriage is destined for failure. Defying his father's negativity, Archie cuts off all connections with Hector, insisting that the wedding will proceed regardless of his father's opinions. Unexpectedly, Molly's brother Jo shows up from Africa. Meanwhile, Hector is appalled to discover that a vicious pike is wiping out his trout, leading him to devise a plan to eliminate the fish using plastic explosives. In a twist of fate, Hector ends up causing his own demise under bizarre circumstances.