Sinead O'Connor's open letter to Miley Cyrus in 2013 goes viral following her death: 'Nothing but harm will come from allowing yourself to be exploited'
Miley Cyrus' little sister Noah looks downcast in all-black as she attempts to go incognito at Sydney Airport
Miley Cyrus' sister Noah performs onstage at the Metro Theatre in Sydney - after being spotted smoking a blunt outside her hotel
