Brooklyn's Theophilus London is playing M.I.A.'s Hard Fest this weekend, played last CMJ with Sleigh Bells, and is otherwise keeping cool while keeping cool company. Add this guest appearance on Dave Sitek's Maximum Balloon album to his list of associates and name drops. [videoembed size="full_width" alignment="center"][/videoembed] Maximum Balloon is out 8/24 via DGC/Interscope Records. You can sign up at Maximum ...