Norman, OK – Each week more than 2.5 million listeners enjoy Garrison Keillor's "A Prairie Home Companion" radio show on more than 450 public radio stations including KCCU. Keillor will present his free talk in the Paul F. Sharp Concert Hall in Catlett Music Center, 500 W. Boyd, on the O.U. Norman campus. Those attending are urged to arrive early to ensure seating. The lobby will open at 3 p.m. with Keillor to start speaking at 4 p.m. on Tuesday, Oct. 8. O.U. President David Boren said, "We ar looking forward to the visit of one of America's best-known broadcast personalities."