"Mr. Show Biz Lights Up the Sky for Billions.” Patrick Mott. Los Angeles Times . 1985A partial list of Walker’s credits could make P.T. Barnum weak in the knees. He has produced spectaculars for world’s fairs at New York, Spokane, Knoxville and New Orleans, the 1960 Winter Olympics at Squaw Valley, the 1980 Winter Olympics at Lake Placid, half-time shows for three Super Bowls and 10 Pro Bowls, inaugurals for Presidents Nixon and Reagan, Fourth of July shows at stadiums in seven U.S. cities, the finale to the film “The Music Man” and the opening ceremonies for Disneyland in 1955..