Chords for Jason Zhang 张杰、Jane Zhang 张靓颖 《燕歸巢/The Swallow Returns to the Nest》 Live version (张杰2018未LIVE巡演) (). Spark is the smartest and most interesting app to learn and enjoy playing guitar. Spark is an all-around app for beginners and advanced players to learn any song with chords or master new skills with hundreds of lessons and games in Spark.