Miley Cyrus: International Video Of The Year Winner!

Miley Cyrus shows off her “Party in the U.S.A.” outfit backstage at the 2010 MuchMusic Video Awards at the MuchMusic HQ in Toronto on Sunday night (June 20).

The 17-year-old hostess took home the trophy for International Video of the Year — beating out Taylor Swift and Lady Gaga, among others!

Check out all of Miley‘s outfits for the event below. Which is your favorite?

REMEMBER: Miley‘s new album is out TODAY — go get it!

10+ pics inside of Miley Cyrus…