MmmHmm was released on August 16th 2010, the track is taken from Flying Lotus' third album 'Cosmogramma' which was released in May, Steven Ellison AKA Flying Lotus has proclaimed the album as his attempt as creating a 'space opera'.
MmmHmm features renowned bassist Thundercat (Sa-Ra Collective, Erykah Badu), the musican also supplies the vocals on the track, you can also see him in the wonderful video which was directed by Special Problems and produced by Warp Films.
Site - http://www.flying-lotus.com