MGMT just tweeted four videos, instructing followers to play them all at the same time. The first two are instrumentals from YouTube channel Instro Depo. The third video is a rehearsal of Kusun Ensamble playing djembe and dancing in Ghana, West Africa. The final video is “some relaxing music great for bedtime that contains a 528 hertz miracle healing solfeggio frequency and binaural beats spaced at 10 hertz at the beginning and gradually going down to 1 hertz at the end.” This being MGMT it’s hard to tell if these are just four random YouTube links, a joke, or a legitimate experiment on the band’s behalf. In any case, it’s an interesting mix. Hear for yourself: