DIY Chewie Monsta Looper (Based on Ed Sheeran's) : 7 Steps - Instructables
Jim Shearer on Twitter: "Ed Sheeran parts w/ his Boss station for this custom-built mothership. No compression, every loop is crystal clear. http://t.co/N0TuQ1KsJ8" / Twitter
Pioneers of looping: 9 guitarists who made the looper pedal a 21st-century pedalboard staple | MusicRadar
My Version of Ed Sheeran's Grammy Performance- And My Approach To The " Chewie II" Looping System - Dan Quinn