Complex sentence: The setlist varied throughout the tour, various songs were swapped around for the first few months, the costumes were also different on the South African leg (dates of which are unknown) and the first few months of the European Tour.
Split into simpler sentences: The setlist varied throughout the tour; various songs were swapped around for the first few months. The costumes were also different on the South African leg (dates of which are unknown) and the first few months of the European tour.