Left Hand Brewing threw its annual Leftapalooza at Roosevelt Park in Longmont on August 5. A benefit for the Leukemia & Lymphoma Society, the event showcased tribute bands Hell's Belles (AC/DC), Shakedown Street (the Grateful Dead), Mr. Knowitall (Primus), Loving the Alien (David Bowie), Stone Beat Invasion (Rolling Stones/Beatles), Steel Monkey (Jethro Tull), Zuma (Neil Young & Crazy Horse) and My Blue Mule (Gov't Mule). All photos by Brandon Marshall.