The singer took the stage at Ball Arena but struggled through just three songs before stopping the show. Moroney returned to address the audience herself, apologizing as she fought back tears. I'm sorry," she said. "That was the hardest decision I've ever had to make & I'm so sorry to cancel the show tonight," she wrote. Tickets purchased for Tuesday night's performance will be honored for the new date, and fans unable to attend can request refunds through their original point of purchase.