Some time around 1964, Basie adopted his trademark yachting cap.
From the en.wikipedia.org
All he lacked was a yachting cap.
From the nytimes.com
Its most recent appearance in the World Cup, in 1934, had ended with a 7-1 throttling by host Italy while Mussolini watched wearing a yachting cap.
From the stltoday.com
Curtis meanwhile finds time to forsake female impersonation long enough to quick-change into yachting cap and blazer, and woo Marilyn with a fairly good impersonation of Cary Grant.