P.O.S is American musician, singer and Doomtree founder member, Stefon Alexander from Minneapolis. He is also a member of Building Better Bombs, Marijuana Deathsquads and GAYNGS.
P.O.S released his debut solo album, "Ipecac Neat" in 2004, followed by: "Audition" (2006), "Never Better" (2009), "We Don't Even Live Here" (2012) and 2017's: "Chill, dummy".