Complex sentence: After spending more time at the record store Kileak began to explore other music avenues when he stumbled upon UK Garage, which was pretty much a mix of the two styles he was currently playing and would soon become his new sound.
Split into simpler sentences: After spending more time at the record store Kileak began to explore other music avenues when he stumbled upon UK Garage. Which was pretty much a mix of the two styles he was currently playing and would soon become his new sound.