5/9 PLAY A SIMPLE MELODY - Today: Key of C! How is your voice now singing in the Key of C (instead of F)? Which key is better, and why? We did Pa'ani (soloing) in Key of C. Drilled: How to be a good "Back-up Player" for soloist: Mr. Zane Suarez. CHALLENGE PROJECT: Make an easier Key by using a capo.