Chords for ＜TVアニメ「恋と嘘」OPテーマ＞フレデリック「かなしいうれしい」Music Video -2nd Full Album「フレデリズム2」2019/2/20 Release- (). 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.