Chicago – The Band & Rick Springfield at MidFlorida Credit Union Amphitheatre

Originally going by the name "Chicago Transit Authority", Chicago formed in 1967 and dominated the charts throughout the 1970s and '80s, with five consecutive number-one albums on the Billboard 200 and twenty top-ten singles on the Billboard Hot 100. With their distinctive sound that blends rock with classical, jazz and traditional R&B, Chicago are one of the world's most enduring rock bands, and they have become the second-biggest-selling North American rock band of all time. To date, they have sold over forty million units in the US, with twenty three gold, eighteen platinum, and eight multi-platinum albums.