Ariana Grande Addresses Onstage Breakdown in Open Letter Fans took to Twitter to show support after videos surfaced of Ariana Grande crying onstage at a recent concert. The singer responded by penning a letter, letting fans know that she’s still “processing.” Ariana Grande, via Twitter Grande has struggled with post-traumatic stress disorder following the 2017 bombing at her Manchester concert and the loss of ex-boyfriend Mac Miller. The "thank u, next" singer also included she wrote the letter to remind fans who may be experiencing similar feelings that they're not alone.