Cesar steps in to save a marriage as Patricia and Tyler's dogs don't quite get along. Then, Cesar confronts a family's German Shepherd that's so aggressive, the German Shepherd rescue center wouldn't take him back. And finally, Jake is a loud-mouthed Sheltie that barks at everything, especially during car trips. As a teacher, Jake's owner can handle a classroom full of seventh graders and eighth graders, but her own home is out of control. Find out if Cesar can teach these dogs a few new tricks.