Chicago and REO Speedwagon are embarking on a US tour June 15 that lands them in Salt Lake City this month.

Chicago, with hits including "Saturday In The Park," "If You Leave Me Now," and "25 or 6 to Four," have enjoyed five number one albums charted, and have sold millions of albums world wide. Chicago formed in 1967 in the "Windy City."

REO Speedwagon, who also formed in the late sixties, have sold more than 40 million albums, with songs like "Keep On Loving You," and "Can't Fight This Feeling," getting steady radio play for decades. REO Speedwagon's roots can also be traced to Illinois.

The two bands will play the USANA Amphitheater in Salt Lake, Tuesday, June 19. Tickets start at $30, according to REO's website.