"It's our summer jam, so we figured we should put it out, cuz I am very bored of waiting to finish my album [before] releasing new music haha," Grimes (real name Claire Boucher ) said in a recent press release. Last winter, Boucher signed what some might call a mildly head-scratching management deal with Jay Z 's own Roc-Nation off-shoot company — alongside previous signees HAIM , M.I.A. Santigold , Mark Ronson, Shakira , Wale, and The Ting Tings . Grimes and her fellow Canadian comrade/frequent collaborator Blood Diamonds were reportedly commissioned by Roc-Nation to produce and original track for R&B super-star Rihanna . While it was ultimately rejected by the Roc-Nation team, Grimes & Blood Diamonds recently recorded their own version of the track, now re-titled "Go." Blood Diamonds' 2010-12 reminiscent Dubstep/Electro -leaning production work seems to have been influenced by Grimes' former Full Flex Express touring mates, ...