Kelsea Ballerini will not tolerate any fans shouting rude comments in the middle of her concerts. Ballerini, 32, performed a live show in Sydney, Australia, on Friday, December 5, where she regaled audiences with a stunning acoustic rendition of "Penthouse." In the middle of the breakup ballad, one attendee shouted out from the crowd. "F*** off," Ballerini bit back, before continuing on with the song. Kelsea Ballerini Pauses Concert, Asks Fans to Stop Dissing Ex The Mount Pleasant artist later shared footage of the now-viral exchange via social media.