Katy Perry officially debuted her romance with Justin Trudeau on social media as she shared glimpses of the pair's recent ...

Are Katy and Justin living out their teenage dream? Find out what's going on between the former Canadian prime minster and ...

Katy Perry's Teenage Dream — one of the most successful pop albums of all time — reaches 450 weeks on the Billboard 200 as Americans still love the collection.

Katy Perry is making things Instagram official with her new boyfriend Justin Trudeau. Shortly after splitting from her ex-fiancé Orlando Bloom, the California Gurls singer caused a stir the world over ...