Following rumours swirling about a possible appearance at the Texas event from the rapper, the news has now been confirmed by way of a viral video. Scroll down and click below to watch it.
West is set to play the Vevo Power Station venue at midnight (CDT) on Saturday night.
The show will be his first appearance at the event since his 2009 surprise gig at the festival, where he was joined on stage by guests including Mr Hudson.
See Sxsw.com for more information about the festival.