Katy Perry Wears 'Roar' Grill at the MTV VMAs 2013 (PHOTOS)

Katy Perry rocks a “Roar” grill on her teeth while posing on the red carpet at the 2013 MTV Video Music Awards held at the Barclays Center on Sunday (August 25) in Brooklyn, N.Y.

The 28-year-old entertainer is set to close the show with a performance of her hit single “Roar” and she even teased on Twitter that we may get a sneak peek of the song’s music video this evening!

“Hitting #VMA carpet! Can’t wait to show u my �’� of the 🐯! Want a sneak peek at the #ROARVIDEO? Have your @Shazam on during preshow or show!” Katy tweeted.

10+ pictures inside of Katy Perry wearing a grill at the 2013 MTV Video Music Awards…