Katy Perry's Teenage Dream-era single "The One That Got Away" debuts on both of Billboard's global charts more than a decade ...

Justin Trudeau and Katy Perry held hands and danced to Justin Bieber's set at Coachella. Here's how they spent Weekend 1.

The "I Kissed a Girl" singer documented her and Trudeau's music festival outing on Saturday, from dancing to Bieber's music ...

Photos of Justin Trudeau and Katy Perry at Coachella have gone viral as the former Canadian PM commented on Hungary’s ...

Zara Larsson and Katy Perry share their reactions to watching Justin Bieber scroll through YouTube in the middle of his ...

What better way to finish out your weekend than with a robust edition of TVLine's Quotes of the Week? In our list below — ...

Katy Perry showed her true colors at Coachella festival when influencer Harry Daniels serenaded her with Chained to the ...

Katy Perry was spotted in the crowd at Coachella watching Justin Bieber’s performance, and fans can’t get enough of her ...

Prosecutors cast Jasveen Sangha as a “Ketamine Queen” with an elaborate drug operation catering to high-end clients to give ...