Katy Perry has gone above and beyond with her extravagant “Lifetimes” tour looks. The “Teenage Dream” singer, 40, kicked off her fifth concert tour in Mexico City on Wednesday, rocking several ...

Katy Perry is gearing up for one of the biggest stages in the world, and she is doing it with a major fashion statement from ...

Pop star Katy Perry has lost a long-running trademark battle in Australia to fashion designer Katie Jane Taylor, who sells clothing under the name Katie Perry. In a majority decision on Wednesday, the ...

The yearslong legal battle between the pop singer Katy Perry and the Australian fashion designer Katie Perry carries on. The Australian High Court ruled Friday that it would hear the trademark case ...

Australian fashion designer Katie Jane Taylor has won a 17-year legal battle with American pop superstar Katy Perry over her clothing label. The pair have been warring over the trademark for Taylor's ...

There are lessons that musicians can learn from the Katy Perry case, as well as tips to glean on how to prevent these legal ...