when the swallows come back to capistrano that s the day you promised to come back to me when you whispered farewell in capistrano t was the day the swallows flew out to the sea all the mission bells will ring the chapel choir will sing the happiness you ll bring will live in my memory when the swallows come back to capistrano that s the day i pray that you ll come back to me all the mission bells will ring the chapel choir will sing the happiness you ll bring will live in my memory when the swallows come back to capistrano that s the day i pray that you ll come back to me