Ariana Grande Posted a Sweet Message for Mac Miller on His Birthday Today Cosmopolitan.comInstagram Gallery: Remembering Mac Miller HotNewHipHopAriana Grande Shares Cryptic Message on Late Ex-Boyfriend Mac Miller’s Birthday: ‘Miss U’ PEOPLE.comFriends Remember Mac Miller On His 27th Birthday HipHopDXAriana Grande Remembers Mac Miller on His 27th Birthday TMZView full coverage on Google News