She defined “brat” as an “attitude” or a “vibe” before using the term to discuss “Martha,” a documentary film about Martha Stewart that premiered on Netflix late last month. “When Martha gets mad about an old magazine article and she says that she’s glad the journalist who wrote it is dead, that is brat,” said Charli of the home decor guru.

Charli XCX was the host and the musical guest for last night's episode of "Saturday Night Live." Here are the best moments from the show.

British pop singer Charli XCX, hosting Saturday Night Live for the first time, also made her third SNL musical guest appearance with performances of two tracks from her sixth and latest album: “360” and “Sympathy Is a Knife.”