- Katy Perry sued over alleged trademark infringement of fashion designer Katie Perry NEWS.com.au
- Aussie fashion designer sues Katy Perry over naming rights 9Style
- Australian designer Katie Perry sues pop star Katy Perry PerthNow
- Aussie Designer Katie Perry is Suing The Other One Over Trademark Infringement Pedestrian TV
- Katy Perry sued: Superstar faces action by Aussie designer Katie Perry Daily Telegraph
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