boss ps-6 harmonist demo with alex hutchings @ pmt Published 13 years ago • 334K plays • Length 11:16 Download video MP4 Download video MP3 Similar videos 7:25 boss bcb-60 pedalboard assembly 13:22 boss ps-6 harmonist... this thing will blow your mind!!! review and demo by leo vannucci 10:30 80's rack tones in a pedal? boss ps-6 1:32 alex hutchings: boss demo