Irish influencer Niamh Cullen is mourning the death of her husband, Jamie Gill, after his fatal battle with cancer at age 33. "The unimaginable has happened. Our worst nightmare," Cullen, 33, wrote via Instagram on Saturday, November 29, announcing her husband's death. "My beautiful husband has been taken from us. The light of my life." She continued, "I was the luckiest to be loved and adored by you Jamie. I love you endlessly, not just now, but eternally." Alongside her social media tribute, the "Unveiled" podcaster shared footage of Gill twirling her around while standing atop an ottoman.