Cyanide & Happiness (C&H) is a webcomic created by Rob DenBleyker, Kris Wilson, Dave McElfatrick and Matt Melvin. The comic has been running since 2005 and is published on the website explosm.net along with animated shorts in the same style. Matt Melvin left C&H in 2014, and several other people have contributed to the comic and to the animated shorts.