Complex sentence: Ellegarden's music can be described as pop punk, a fusion music genre that combines elements of punk rock with pop music, their melodic brand of pop-punk would sound just fine playing in Hot Topic next to Simple Plan and Blink-182.
Split into simpler sentences: Ellegarden's music can be described as pop punk, a fusion music genre that combines elements of punk rock with pop music. Their melodic brand of pop-punk would sound just fine playing next to Simple Plan and Blink-182.