Another day, another last minute switcharoo for Treasure Island Music Festival. The festival announced today that Azealia Banks (who cancelled her North American tour) will be replaced by Big Grams — the new collaboration between Big Boi (of Outkast fame) and Phantogram. Big Grams will drop their debut seven-track s/t EP on September 25 via Epic. The EP will include guest appearances from Run the Jewels and everyone's favorite dubstep dude, Skrillex. Curious how this collaboration even happened? Pitchfork has the scoop (read the full interview): Pitchfork: How did you guys first link up? Big Boi: I stumbled upon Phantogram [...]