If you’re a longtime fan of Kelly Clarkson, you’ll know she’s still the undisputed queen of American Idol. Why? Because she’s got powerhouse pipes, a down-to-earth personality, and her chart hits are literal pop perfection.

But if you’re new to the Clarkson appreciation party, there’s one thing you should know: she’s also a master of the Twitter takedown.

Over the years, Clarkson has built something of a reputation for her irrepressible self-confidence and positivity, when she radiates in the face of criticism. Meanwhile, at the same time that she’s secured national treasure status, her Twitter comebacks have grown ever-sharper, running the gamut from whip-smart wit to scathing rebukes that leave the internet bowing down in awe.

Whether it’s taking bullies to task for body-shaming, or firing back at trolls who try to take down the next generation, Clarkson is never afraid to use her voice to speak out. Here are some of her best Twitter moments:

Kelly Clarkson’s best tweets: from body-shaming trolls to Michelle Obama bullies