(Easy Piano Songbook). The sequel to the uber-popular Disney film Frozen is here, and the soundtrack features more songs from Robert Lopez & Kristen Anderson-Lopez. Our matching songbook includes the new breakout song "Into the Unknown," a continuation from the first film, "Reindeers Are Better Than People," and 6 more new songs: All Is Found * Lost in the Woods * The Next Right Thing * Show Yourself * Some Things Never Change * When I Am Older.