Courtney Love re-formed her band Hole with different members for her new album, Nobody's Daughter. Daniel Jackson/M.A.P. Ltd/trunkarchive.com hide caption

itoggle caption Daniel Jackson/M.A.P. Ltd/trunkarchive.com

Angus Young of AC/DC knows how to work up a sweat while playing. His endless energy, enthusiasm and affinity for shorts make him the Richard Simmons of the Guitar Hero workout. Getty Images hide caption

itoggle caption Getty Images