Prayers for Belfast blues musician Rab McCullough after cardiac arrest at leisure centre Belfast Blues singer and guitarist Rab McCullough went into cardiac arrest on Monday and is in an induced coma People are being asked to keep Belfast Blues musician Rab McCulllough in their thoughts and prayers (Image: Keery Irvine Photography) Never miss a thing from Belfast and beyond - sign up for FREE newsletter direct to your inboxInvalid EmailSomething went wrong, please try again later. Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice.