Complex sentence: "Mistaken Identity" is a alternative pop song written by Billymann and Delta Goodrem, produced by Billymann for Goodrem's second album "Mistaken Identity" (2004).
Split into simpler sentences: Mistaken Identity is a alternative pop song written by Billymann and Delta Goodrem. It was produced and co-written by Billymann for Goodrem's second album "Mistaken Identity" (2004).