A monkey knocks one out to Katherine?, Dr. John Sarno’s documentary film can heal you back pain?, Iain is angry so Paul helps him explain it, Dave makes an inappropriate joke, Iain receives the cursed Catherine doll in the post, John talks falling in love with an escort but Iain says it’s making her uncomfortable, Iain and Susan argue and Iain speaks to some French people when he does a Periscope love bomb!