Maximum Balloon is actually David Sitak from TV on the Radio, working in a Mark Ronson-esque manner. The singer is Aku, from Dragons of Zynth. I am totally cribbing off Wikipedia and dude's personal site. (CUE THE RAINBOW AND MUSIC: "The more you know!")
"Let go of everything that you know
Don't hold back what you feel"
Artist: Maximum Balloon/Aku