"It's like, you're just who you are. We are who we are. Whatever size, and it doesn't mean that we're gonna be that forever. That's the thing. Sometimes we're more fit. Like especially me, I'm such a creative person that I yo-yo. So sometimes I'm more fit and I get into kickboxing hardcore. And then sometimes I don't, and I'm like... I'd rather have wine." Pop star Kelly Clarkson ignores criticism about her ever-changing weight.