It is not a teenage dream, it's Instagram official: pop star Katy Perry has posted a photograph of herself cuddling with Canada's former prime minister, as secure a confirmation as any that the celebrities are dating.

The 41-year-old "California Gurl" slipped the picture, showing the pair cheek to cheek in front of a colorful autumn backdrop, into a series of images on her Instagram account, which boasts 202 million followers.

Her simple caption for the series posted late Saturday -- which also includes video clips of the couple trying sushi -- reads simply: "tokyo times on tour and more," and features emojis including flowers and a red heart.

Neither Perry -- singer of mega hits like "Hot n Cold," "Roar" and "I Kissed a Girl" -- nor Trudeau have made public comments about their relatio

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