Old Man Grimely was in the barbershop reminiscing over a 1974 song, “Rikki Don’t Lose That Number.” He said, “The Steely Dan’s drummer’s grandfather took an AAA bus tour to the Grand Canyon. An incident there so impressed the old gentleman that he related the story to everybody when he came back home. He said, ‘When we got to the Grand Canyon, we strolled to the edge and started with the Ooohs and…