PHILADELPHIA, PA - “Hard rock” can be a tough genre to define, especially when looking to hang that label on a particular band. Some bands sound more metal; others are closer to alternative. Some may even have a heavy southern rock vibe. Hard rock can mean a lot of things. A lot of the time however, you just know it when you hear it - and that’s the case with Siravo. Siravo, Philadelphia-based with New Jersey roots, combines aggressive hard rock with meaningful melodies, crea