Chords for Alicia Keys - Diary (Official Live HD Video) ft. Tony! Toni! Tone!, Jermaine Paul (). 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.Spark Chords|Alicia Keys - Diary (Official Live HD Video) ft. Tony! Toni! Tone!, Jermaine Paul