(Easy Piano Songbook). 11 easy piano arrangements from the smash Disney animated feature featuring the voices of Kristen Bell, Idina Menzel, Jonathan Gross, and Josh Gad. Songs: Do You Want to Build a Snowman? * Fixer Upper * For the First Time in Forever * For the First Time in Forever (Reprise) * Frozen Heart * Heimr Arnadalr * In Summer * Let It Go * Love Is an Open Door * Reindeer(s) Are Better Than People * Vuelie.