Diet · Gain Muscle · Lose Fat · PropanePodcast Episode 2.5: Kiefer interview – Part 2 By PropaneFitness · July 26, 2014Short addendum, off the record with Kiefer ← Previous PostEpisode 2: Interview with Kiefer from DangerouslyHardcore – Part 1 Next Post →Ep. 10: Interview with Julien Smith: ‘The Flinch’ author