You can read garage band, the comic he is from, at https://www.garagagebandcomic.com
They are also doing a kickstarter for their first volume right now, until June 30th, and you can get some cool rewards, like a 7 inch figure, here:
https://www.kickstarter.com/projects/dreamkeepers/garage-band-volume-1/
Character belongs to Jason du Plenty
Support comic on ko-fi