VIDEO: Irish dad hilariously unleashes his rage after son repeatedly scares him

Poor Dermot McCullagh has been utterly victimised by his ’loving’ son Kieran McCullagh over the past few months.

Kieran, from Co Tyrone, has taken to filming himself repeatedly frightening the bejesus out of his dad and the results side-splitting.

After each scaring, Dermot can't help but let loose an expletive-filled rant at his mischievous son!