Kansas before Lynyrd Skynyrd in 1975 in the Rivoli Theater, Indianapolis.
Humble Pie and ELP before Johnny Winter And in the Wabash Gym in Crawfordsville, IN in 1971.
This new band called the Eagles (with original 4 member line-up with Bernie Leadon and Randy Meisner) before Yes in the Indiana State Fairground Colliseum in 1972.