Randy Hansen was part of the group that played North American tours with which guitarist and pianist?
Randy Hansen:  That group played two North American tours which included several coliseum shows with Bob Seger, Sammy Hagar, REO Speedwagon, Head East, Triumph, Poco and Blue Öyster Cult. Bob Seger: Robert Clark Seger ( , born May 6, 1945) is an American singer-songwriter, guitarist and pianist.
Robert Clark Seger