Their co-headlining trek hit Madison Square Garden in New York City.

Lorde really does ride for Charli. Charli XCX brought out Lorde for a performance of “Girl, so confusing” in New York City ...

In a surprise set, Lorde took the stage to perform their "Girl, so confusing" remix alongside Charli for the first time. The ...

Addison Rae also performed her single "Diet Pepsi" with Charli and SivanCharli xcx brought out all the "good ones" at the New ...

Charli XCX brought out Lorde for the ‘Girl, So Confusing’ remix during her Monday, September 23, show at Madison Square ...

The pop stars previously worked their issues "out on the remix" of the "Brat" track, which detailed Charli XCX's complex ...

Brat summer is sort of, kind of over, but the party is just beginning for its creator Charli XCX. On September 14, the “ Talk Talk ” singer kicked off her Sweat tour.

The original appeared on the hugely successful album Brat, released by Charli XCX (Charlotte Emma Aitchison) in June, and ...

With September 22 in the rear view, BRAT Summer is officially, technically over. However, Charli XCX isn't going anywhere.

Lorde really does ride for Charli. Charli XCX brought out Lorde for a performance of “Girl, so confusing” in New York City ...

Lorde’s verse in the remix deals with feelings of jealousy and self-reflection, which she shared candidly during previous ...

The pop stars previously worked their issues "out on the remix" of the "Brat" track, which detailed Charli XCX's complex feelings toward her fellow pop star. Entertainment Weekly's Oscars expert ...