Chords for Jeena Jeena (Official Remix Song) | Badlapur | Varun Dhawan, Yami Gautam & Nawazuddin Siddiqui (). 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.