United Kingdom, Oct. 21 -- Katy Perry has liked an Instagram post poking fun at her romance with Canadian Prime Minister Justin Trudeau.

The 40-year-old pop megastar's relationship with Justin, 53, has been the focus of a couple of posts on Instagram account The Onion, which publishes satirical news articles.

Katy showed her approval for the latest comedic piece, which joked she had penned a track about "the strength of Canadian automotive and aerospace manufacturing" amid her romance with Justin.

The Onion's post read: "Signaling a new chapter in her career, pop star Katy Perry released a new single Monday about the superiority of Canadian manufacturing. "When I learned about the strength of Canadian automotive and aerospace manufactu...