Everyone in Boulder, Colorado knows Sean Foreman and Nathaniel Motte of 3OH!3—the two-man bromance darling of teen-age girls everywhere (even Europe, these days)—but as they continue to explode in popularity, we can now say “We knew ’em when.”

Bringing the fun back to music, they’re opening for Katy Perry (seen in below video fearlessly stage-diving in recent performance of Don’t Trust Me.

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