New York – London-based singer/songwriter Charli XCX (aka Charlotte Aitchison) celebrates the success of two growing ‘song of the summer’ contenders – “Boom Clap” and Iggy Azalea “Fancy” (Ft. Charli XCX) and announces her upcoming North American headline fall tour. Dates get underway September 26th at The Social in Orlando, Florida and then travel through late October (see below). “Boom Clap”