Complex sentence: Madonna will perform a concert at the stadium on August 4,2012 as part of her MDNA Tour, she will perform alongside bands including Red Hot Chili Peppers, Kasabian and The Vaccines.
Split into simpler sentences: Madonna will perform a concert at the stadium on August 4,2012 as part of her MDNA Tour. Other bands scheduled to perform include Red Hot Chili Peppers, Kasabian and The Vaccines.