Looks like this Pink Pony Girl is holding her horses for a bit. On Friday, Chappell Roan announced in an Instagram Story that she is pulling out of this year’s All Things Go music festival. “I apologize to people who have been waiting to see me in NYC & DC this weekend at All Things Go, but I am unable to perform,” she wrote. “Things have gotten overwhelming over the past few weeks and I am really feeling it. She explained that she needs “a few days” to prioritize her health...