Originally a hit song for pop artist Rhianna, Tom's arrangement is derived from the version performed by the award winning acapella group &ldquo;The Treblemakers&rdquo; in the critically acclaimed music comedy film <i>PitchPerfect</i>. The movie follows all-girl acapella group &ldquo;The Bellas&rdquo; in their attempt to beat the reigning national acapella group &ldquo;The Treblemakers&rdquo;. You may not have seen the movie, but rest assured thatmany of your students have. Armed with this infor...