On Saturday, Katy surprised fans by posting a sweet mix of photos and videos from her Japan tour on Instagram. But this was ...

Katy Perry shares Instagram photos with Canadian Prime Minister Justin Trudeau during their Japan visit, officially revealing ...

Katy Perry and Justin Trudeau have become Instagram official, with the 'Firework' singer posting a series of photographs of ...

Pop superstar Katy Perry and former Canadian prime minister Justin Trudeau have confirmed their relationship with a joint ...