Music Here’s a cool throwback: Lars from Metallica plays The Soul Rebels trombone Jun 25, 2018 Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Lars and Metallica hang with and play The Soul Rebels trombone during a rehearsal for Metallica’s 30th anniversary week of concerts at The Fillmore in 2011. The Soul Rebels opened all four shows and jammed with Metallica every night.