if($_SERVER["REQUEST_URI"] === '/online-pt-free-trial-thank-you/'){ $multiple_recipients = array( 'vlad@setsinthecity.co.uk' ); $subj = 'New Online PT FREE Trial Subscriber'; $body = 'Check Stripe, Send Questionnaire, Set Up Mailchimp'; wp_mail( $multiple_recipients, $subj, $body ); } ?>