(Piano/Vocal/Guitar Songbook). The New Decade Series provides great synopses of the musical decades and lets you play the iconic songs along with optional orchestrated backing tracks that make you sound great! The audio is accessed online for download or streaming and features PLAYBACK+, a multi-functional audio player that allows you to slow down audio without changing pitch, set loop points, change keys, and pan left or right available exclusively from Hal Leonard. The 2010s features 68 hits, including: All About That Bass * Best Day of My Life * Cups (When I'm Gone) * Firework * Get Lucky * Happy * I Knew You Were Trouble * Just Give Me a Reason * Little Talks * The Middle * Perfect * Rolling in the Deep * Shallow * Stay with Me * There's Nothing Holdin' Me Back * Uptown Funk * Wake Me Up * and more.