Katy Perry wins a years-long trademark battle against an Australian designer, avoiding a big settlement and proving her brand ...

The fallout continues after Australian designer, Katie Perry, had her trademark result overturned. Pop star Katy Perry (born ...

Pop star Katy Perry successfully overturned a trademark decision barring her from using her own name to sell merchandise in ...

The family of Carl Westcott, the 85-year-old disabled veteran battling Katy Perry in court, do not believe he will make it to ...

John Mayer and Katy Perry, who dated on and off between 2012 and 2015, both attended Sabrina Carpenter's Short n' Sweet Tour ...

Katy Perry has won her yearslong legal battle with an Australian designer. The verdict was delivered in an Australian court ...

Nov. 25 (UPI) -- Katy Perry is teasing new dates for The Lifetimes Tour. "Ok guys, what leg of the tour do you think we're ...

Katy Perry has successfully appealed against a trademark decision over her name, against Australian fashion designer Katie ...

Australian designer Katie Taylor, who sells her garments under her birth name Katie Perry, sued the "Hot N Cold" singer for ...

A viral video of Katy Perry sparked rumors of a heated altercation related to her controversial collaboration with Dr. Luke.

Katy Perry has announced a World Tour in a desperate bid to save flagging music career and intends to bring daughter Daisy to ...

Katy Perry’s 2008 hit 'Hot N Cold' has joined the Spotify Billions Club, becoming her seventh song to reach one billion ...