Katy Perry was left devastated after her headline set at Werchter Boutique was cancelled at the last minute. See details.

"Teenage Dream" hitmaker Katy Perry's high-flying butterfly prop appears to have malfunctioned during a concert in San Francisco.

Katy Perry apologized to fans for the sudden cancellation of her Werchter Boutique set in Belgium, saying the choice was ...

Katy Perry has issued an apology to fans for canceling her concert in Belgium at the last minute. The performance would have ...

Katy Perry shared a backstage photo in her robe after Belgium's Werchter Boutique was shut down over severe thunderstorm ...

The last time Katy Perry played New Jersey, for two sold-out nights on her dazzling “Prism World Tour” in 2014, she sat atop the pop music food chain — a ferocious hitmaker no less popular than Lady ...

Katy Perry and Justin Trudeau's relationship began with Montreal dates and grew into a public debut in Paris as sources describe a low key romance ...