By Fran Winston & Charlotte McIntyre Jeremy Clarkson was left stunned as Clarkson’s Farm star Gerald Cooper provided an update on his cancer journey. Gerald’s appearance in episode five prompted an excited reaction from the star following his prostate cancer diagnosis which viewers discovered in the first episode of the new series. The typically gruff TV personality couldn’t contain his joy as he caught sight of Gerald at the farm, gushing: “Hang on no way. He’s back – Gerald’s Back! I cannot believe it,” as he chuckled. Stepping out of his car, Jeremy warmly greeted his friend, expressing sur…