There are several bands in the world using this name: (1) American rap producer DJ Mustard (2) MUSTARD is a drummer from London, a vocalist from Oslo, two guitarists from Kortgard and a bassist from Bergen. http://www.mustardband.com (3) Mustard is a 4-piece Christchuch (New Zealand) band playing their own psychedelic blues folk rock. Formed in 2005 they have been playing the local live scene and with the recent addition of keyboard extroadinaire