Katy Perry saves humanity in the fantasy world of her The Lifetimes Tour. But on Sunday, Aug. 3 at Detroit’s Little Caesars ...

Dear reader, why does the universe have it out for Katy Perry? She was once one of the leading pop girlies alongside Beyoncé, ...

Pop star Katy Perry and former Canadian Prime Minister Justin Trudeau sparked dating rumors after being spotted together at a ...

Days after Katy Perry and Justin Trudeau were spotted dining together, the former Canadian prime minister attended the "Teenage Dream" crooner's sold-out concert in Canada.

Former Canadian Prime Minister Justin Trudeau and Katy Perry had dinner together in Montreal this week.

The "TRL" era of music will never be repeated, but with BSB, Creed, Nelly and others on tour this summer, fans can go back in ...

While the National Aeronautics and Space Administration doesn’t run Space Camp, its history and future are everywhere. The ...

Less than a month after Katy Perry announced her split from actor Orlando Bloom, some fans captured Justin Trudeau solo at ...

Here's literally everyone Katy Perry has dated since she became famous—from John Mayer, to Diplo, to her recent ex Orlando Bloom.