Katy Perry Announces 'Witness' Tour Coming To Canada

Katy Perry is bringing Witness: The Tour to Canada.

The pop superstar will perform at Montreal's Bell Centre on Sept. 9 and Toronto's Air Canada Centre on Sept. 12. She will wrap up the tour on Feb. 5 at Vancouver's Rogers Arena.

Tickets for the Canadian shows go on sale May 26 at 10 am.

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The tour takes its name from the title of Perry's new album, Witness, which is set for release on June 9. It includes the singles "Chained to the Rhythm" and "Bon Appétit."

TMZ reported Sunday that Perry is in talks to become a judge on the revival of American Idol.