Chvrches have spoken about their new single collaboration with The Cure‘s Robert Smith, revealing that he was always their top choice among musicians alive or dead.The band, who are this week’s NME cover stars, said that the slim chance their hero would agree to sing on one of their songs was a pinch-me moment in their decade-long career.Singer Lauren Mayberry recalled to NME that she and bandmate Martin Doherty got drunk on wine one Halloween and received an email from Smith containing his