Complex sentence: "I Got Nerve" is a pop song by American recording artist and actress Miley Cyrus, performing as Hannah Montana--the alter ego of Miley Stewart, a character she plays on the Disney Channel television series "Hannah Montana".
Split into simpler sentences: I Got Nerve is a pop song by American recording artist and actress Miley Cyrus. She is performing as Hannah Montana--the alter ego of Miley Stewart, a character she plays on the Disney Channel television series "Hannah Montana".