Complex sentence: "Irresistible" was performed a number of times by Simpson; it was included on the set list of her DreamChaser Tour (2001) and Reality Tour (2004).
Split into simpler sentences: Irresistible was performed a number of times by Simpson between 2001 and 2004. It was included on the set list of her DreamChaser Tour (2001) and Reality Tour (2004).