The Memorial Tournament, baby! It's one of like three annual non-Ohio State events for which Columbus is nationally known, and it always brings a wide assortment of characters to the Discovery City.
Take this picture from NASCAR's Dale Earnhardt Jr., which appears to be taken at a Nationwide event at Columbus' Museum of Art:
Dale Earnhardt Jr., Jungle Jack Hanna, Peyton Manning, and Mike Tirico! You won't find a wider cast of characters in Hollywood. And it happened right here in Columbus! Remarkable.