When it comes to being a good girlfriend or boyfriend, supporting each other’s passions is high on the list of priorities. With this in mind, we were happy to see Taylor Swift rocking out at her DJ boyfriend Calvin Harris’ show over the weekend in Las Vegas. Swift’s Instagram video proves she’s clearly a fan of her beau’s skills on the decks and it’s refreshing to see her in a crowd of his fans. Watch here to see Swift go wild when her main squeeze drops the beat.