(Piano/Vocal/Guitar Artist Songbook). Winners of the third season of NBC's The Sing-Off , this third album from Texas-based a cappella group Pentatonix is presented here in arrangements with chord symbols, lead vocal lines and the full vocal harmonies transcribed into the piano part. Songs include: Hey Momma/Hit the Road Jack * I Need Your Love * Love Again * Natural Disaster * Run to You * Valentine * and more.