Five Things to Know about Katy Perry’s Witness: The Tour

Thanks to a reshuffling of dates, Montreal will now play host to the first concert on American pop superstar Katy Perry’s latest world tour on Sept. 19. Witness: The Tour was originally supposed to begin in Columbus, Ohio, on Sept. 7, with Montreal and Quebec City shows set for Sept. 9 and 10, respectively, but the 32-year-old singer took to her Instagram account to inform the masses that “unavoidable production delays” were to blame for the tour being slightly pushed back.
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