Charli XCX and Lizzo Vow to 'Save Pop Music' With New Collaboration The "I Love It" hitmaker and the "Tempo" singer have announced their hotly-anticipated collaboration. The two artists aim to get the job done with their new single, "Blame It On Your Love." The track was released Wednesday. The pop star gushed about how lucky she is to work with "so many inspiring and iconic" artists. "Blame It On Your Love" will mark the first new song from Charli since October's "1999" featuring Troye Sivan. Charli has also teamed up with Troye to curate Go West Fest in Los Angeles, which will benefit LGBTQ.