Chanson à bouche fermée
... that Chanson à bouche fermée, a 1933 choral piece composed by Jehan Alain, is sung without text and with a closed mouth?
... that <i id="mwBKk"><b id="mwBKo"><a href="./Chanson_à_bouche_fermée" id="mwBKs" rel="mw:WikiLink" title="Chanson à bouche fermée">Chanson à bouche fermée</a></b></i>, a 1933 choral piece composed by <a href="./Jehan_Alain" id="mwBKw" rel="mw:WikiLink" title="Jehan Alain">Jehan Alain</a>, is sung without text and with a closed mouth?