greg koch- “ragtime wanker” troll dedication Published 3 years ago • 2.9K plays • Length 1:04 Download video MP4 Download video MP3 Similar videos 6:43 greg koch. since i’ve been loving you. january 27th, 2020. 11:33 british guitarist analyses greg koch's live a-z of technique! 53:11 greg koch at the copenhagen guitar show 2016