Katy Perry teased her Lifetimes world tour ... Earlier this year, after Katy shared a sexy photo of herself from a shoot with British photographer Jack Bridgland, she sparked rumours that ...

The American Idol judge was all smiles as she posed for photos ... that sang 'Roar' or 'Dark Horse,' but I hope [by the end] they [think], 'I too can live out my dreams like Katy Perry.

The “Roar” hitmaker, 40, sued the 85-year-old bedbound veteran, who lives with a neurological disorder, for back rent and alleged damages. Katy Perry has been slammed as “unforgivable” by ...

She's got the eye of the tiger, and that's why Katy Perry‘s "Roar" music video has skyrocketed to 4 billion YouTube views, ...

Fans of Katy Perry and Lady Gaga are describing it as 'Roar vs Applause' all over again. The two fan-favorite singers released their respective singles in August 2013, igniting a notable pop culture ...