But critics were brutal about his duet with Streep of the ABBA hit SOS — one said: ‘He couldn’t hold a note if it had the Queen’s head on it.’Brosnan, a self-effacing star who admits he cringes to hear his own warbling, agreed. After the makers of Mamma Mia! Here We Go Again wickedly made him sing another snatch of SOS, Brosnan admitted last week: ‘Singing is not necessarily my forte — I enjoy singing, I’m not quite sure other people enjoy my singing.’