Pop star Katy Perry and former Canadian prime minister Justin Trudeau have been dating for months. Get to know their history.

Months after its release, Katy Perry's 'The Ones That Got the Plays,' her greatest hits compilation, rises to a new peak on the main albums roster in the U.K.

Katy Perry and Justin Trudeau are keeping their summer romance going strong with a getaway to Sardinia. Here's what we know about their latest outing.

Morgan Wallen ties Katy Perry's 11 No. 1s on Billboard's Digital Song Sales chart as his new single "Been By Now" debuts in ...

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." Every year, the world gifts us at least one extremely confusing and unexpected celebrity relationship ...

The end of any relationship can get messy, and this is true even when both parties aren't big celebrities. Katy Perry and Orlando Bloom are, so of course, there was a lot of discourse around the end ...

For Katy Perry, her suddenly axed concert in Belgium is "The One That Got Away." The popstar shared in a Saturday, June 27, Instagram post that she was "backstage at the show in the middle of hair and ...

Ariana Grande's "feral" album petal has landed. After Katy Perry unleashed her anger for the first time on the track Watch It Burn, Ariana has had her turn on her latest record. On the title track, ...

Justin Trudeau and Katy Perry were recently seen in France celebrating what is being termed as their first anniversary. A ...

Every year, the world gifts us at least one extremely confusing and unexpected celebrity relationship (still recovering from Kylie Jenner and Timothée Chalamet), and this year that honor goes to Katy ...