Ronan Keating has reacted to his eldest son Jack Keating 's announcement that he has become a father, amid fans congratulating the family on the new arrival.
Jack, 23 - who appeared on Love Island last summer - took to Instagram on Thursday night (March 9) to announce the birth of his first child, whose name hasn't been revealed.
The reality TV star shared a black-and-white photo of himself cradling the newborn baby, with him writing in the caption: "Welcome to the world my little [princess emoji]".