Miley Cyrus: When in Rome...

Miley Cyrus is doing more than just standing up for gay marriage these days.

She'll also standing up on a red carpet in Rome, as the young superstar and her father traveled overseas this week to premiere Hannah Montana: The Movie in Europe.

Naturally, no Miley Cyrus photograph would be complete without a peace sign, as the actress delivered one to her adoring fans at the event:

The Hannah Montana movie opened to record-breaking numbers in the United States. As Miley tours the globe, there's little reason to believe the film will stop raking in money any time soon.

Click on the pictures below for more shots of Miley and Billy Ray in Rome:

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[Photos: Splash News]