United Kingdom, Aug. 22 -- Katie Price feels "at peace" following a public spat with her ex-husband Peter Andre.

The former couple had a falling out after Katie alleged she was told she couldn't appear on her 18-year-old daughter Princess' new reality show, The Princess Diaries, and was "very upset" the teenager and her 20-year-old brother Junior had signed up with Peter's management team - with the Mysterious Girl star hitting back at her in a scathing statement.

However, Katie insists she's not worried about the spat. During an appearance on The Katie Price Show podcast, she explained: "It's been full on [this week], but I want people to know: I own my s***.

"It's very well documented, and I've always said how I've learned from my pa...