I learned today that Rap is a piker.
Rapparees or raparees (from the Irish ropairí, plural of ropaire, meaning half-pike or pike-wielding person) were Irish guerrilla fighters who operated on the Jacobite side during the 1690s Williamite war in Ireland.
It seems he is still sore about the battle of Culloden and the freak stroke that Bonnie Prince Charlie suffered. Sorry Charlie.