Katy Perry has secured nine MTV Video Music Awards nominations. The musician appeared live on MTV from her ‘California Dreams’ tour in Seattle to help reveal the nominations. "I have nine nominations?. Amazon.com: The Prismatic World Tour [Blu-ray]: Katy Perry: Movies & TV. 17. Teenage Dream 18.California Gurls 19.Birthday 20.Firework. I missed this concert live as its date for my city was too close to Miley's show (which I saw…