Chords for Kabhi Kabhie Mere Dil Mein | Full Song | Rakhee, Amitabh Bachchan, Shashi Kapoor | Lata Mangeshkar (). 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.