Charli XCX's Carly Rae Jepsen Collaboration Could Use a Bit More Carly

Without releasing an official album, Charli XCX has sort of had a big 2017. She co-wrote a song with Blondie and wowed Debbie Harry, the kind of honor most alterna-pop stars dream of. This spring's album-length XCX "mixtape" Number 1 Angel was uneven, but it showcased Charli's curatorial eye and had some real sparklers: "Dreamer," with Starrah and RAYE, "Babygirl" with…