Complex sentence: The introduction then begins to fade out and is followed by a guitar riff with a wah-wah effect, briefly played on its own before the bass guitar and drums join in, followed by background voices saying "What do you want?".
Split into simpler sentences: The introduction then begins to fade out and is followed by a guitar riff with a wah-wah effect, briefly played on its own before the bass guitar and drums join in. This is followed by background voices saying "What do you want?".