Gustafsson was born in Goteborg, Sweden. He studied at the Calle Flygares Theater School in Stockholm to become an actor.  But before his debut as an actor, he had already debuted in 2005 as a stand-up comedian at Bungy Comedy, a Swedish club for stand-up beginners. In 2006 he enrolled at Standup Star, a stand-up school, where among others, Özz Nûjen and Jakob Öqvist, two of the most well-known comedians in Sweden, have attended.