Mashable will produce and host a three-day live stream from the Mashable House at SXSW, from March 10-12. Powered by LiveU Technology, “The Mashable Show” will offer interviews, live music, and performances, and will be hosted by Mashable executive editor Jessica Coen, social editor Tracey Edouard, and comedy writer Kerri Doherty, along with special guest Cookie Monster, from Sesame Street.